css/selectors/state.json

{
  "css": {
    "selectors": {
      "state": {
        "__compat": {
          "description": "Custom state pseudo-class selector (`:state()`)",
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/Reference/Selectors/:state",
          "spec_url": "https://html.spec.whatwg.org/multipage/semantics-other.html#selector-custom",
          "tags": [
            "web-features:state"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "125"
              },
              {
                "version_added": "90",
                "version_removed": "125",
                "partial_implementation": true,
                "notes": "Uses a dashed-ident (such as `:--foo`) instead of `:state()`."
              }
            ],
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "126"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "17.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}