{
  "api": {
    "KeyboardEvent": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent",
        "spec_url": "https://w3c.github.io/uievents/#interface-keyboardevent",
        "support": {
          "chrome": {
            "version_added": "1"
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "1.5"
          },
          "firefox_android": "mirror",
          "ie": {
            "version_added": "9"
          },
          "oculus": "mirror",
          "opera": {
            "version_added": "≤12.1"
          },
          "opera_android": {
            "version_added": "≤12.1"
          },
          "safari": {
            "version_added": "1.2"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": {
            "version_added": "≤37"
          },
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "KeyboardEvent": {
        "__compat": {
          "description": "`KeyboardEvent()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/KeyboardEvent",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-keyboardevent",
          "support": {
            "chrome": {
              "version_added": "26"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "31"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "7"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "altKey": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/altKey",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-altkey",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "charCode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/charCode",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-charcode",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "12.1"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": true
          }
        }
      },
      "code": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/code",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-code",
          "support": {
            "chrome": {
              "version_added": "48"
            },
            "chrome_android": {
              "version_added": "48",
              "partial_implementation": true,
              "notes": "The value is always empty."
            },
            "edge": "mirror",
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": {
              "version_added": "38",
              "partial_implementation": true,
              "notes": "The value is always empty."
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ctrlKey": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/ctrlKey",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-ctrlkey",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getModifierState": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/getModifierState",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-getmodifierstate",
          "support": {
            "chrome": {
              "version_added": "30"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "15"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "key_parameter_accel": {
          "__compat": {
            "description": "`\"Accel\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "≤79"
              },
              "firefox": {
                "version_added": "32"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "key_parameter_alt": {
          "__compat": {
            "description": "`\"Alt\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "30"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_altgraph": {
          "__compat": {
            "description": "`\"AltGraph\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_capslock": {
          "__compat": {
            "description": "`\"CapsLock\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_control": {
          "__compat": {
            "description": "`\"Control\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "30"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_fn": {
          "__compat": {
            "description": "`\"Fn\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_meta": {
          "__compat": {
            "description": "`\"Meta\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "30"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_numlock": {
          "__compat": {
            "description": "`\"NumLock\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "≤79"
              },
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_os": {
          "__compat": {
            "description": "`\"OS\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": [
                {
                  "version_added": "79"
                },
                {
                  "alternative_name": "Win",
                  "version_added": "12",
                  "version_removed": "79"
                }
              ],
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "alternative_name": "Win",
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "key_parameter_scrolllock": {
          "__compat": {
            "description": "`\"ScrollLock\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": [
                {
                  "version_added": "79"
                },
                {
                  "alternative_name": "Scroll",
                  "version_added": "12",
                  "version_removed": "79"
                }
              ],
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "alternative_name": "Scroll",
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_shift": {
          "__compat": {
            "description": "`\"Shift\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "30"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "15"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "key_parameter_symbol": {
          "__compat": {
            "description": "`\"Symbol\"` as `key` parameter",
            "support": {
              "chrome": {
                "version_added": "48"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "initKeyboardEvent": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/initKeyboardEvent",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-initkeyboardevent",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "57"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": true
          }
        }
      },
      "isComposing": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/isComposing",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-iscomposing",
          "support": {
            "chrome": {
              "version_added": "56"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "31"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "key": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/key",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-key",
          "support": {
            "chrome": {
              "version_added": "51"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "23"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "IE's implementation does not completely match the current spec because it is based on an older version of the spec."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "dead_key": {
          "__compat": {
            "description": "Dead key",
            "support": {
              "chrome": {
                "version_added": "51"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "≤79"
              },
              "firefox": {
                "version_added": "37"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "non_printable_keys": {
          "__compat": {
            "description": "Non-printable keys",
            "support": {
              "chrome": {
                "version_added": "51"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "23"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9",
                "notes": "IE's implementation does not completely match the current spec because it is based on an older version of the spec."
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "printable_key": {
          "__compat": {
            "description": "Printable keys",
            "support": {
              "chrome": {
                "version_added": "51"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "29"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9",
                "notes": "IE's implementation does not completely match the current spec because it is based on an older version of the spec."
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "keyCode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/keyCode",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-keycode",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "12.1"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": true
          }
        }
      },
      "keyIdentifier": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/keyIdentifier",
          "support": {
            "chrome": {
              "version_added": "26",
              "version_removed": "54"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        }
      },
      "location": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/location",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-location",
          "support": {
            "chrome": {
              "version_added": "30"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "15"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "metaKey": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/metaKey",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-metakey",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1.5",
              "notes": "Since Firefox 48, the Windows key is no longer treated as a `meta` key."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "repeat": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/repeat",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-repeat",
          "support": {
            "chrome": {
              "version_added": "32",
              "partial_implementation": true,
              "notes": "On Windows and Linux, if multiple keys are held down, a `keydown` event for the most recently pressed key will trigger with `repeat` incorrectly set to `false`. See [bug 40940886](https://crbug.com/40940886)."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "28"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "shiftKey": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyboardEvent/shiftKey",
          "spec_url": "https://w3c.github.io/uievents/#dom-keyboardevent-shiftkey",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}