| <!DOCTYPE html> |
| <meta charset="UTF-8"> |
| <title>CSS Highlight API Test: </title> |
| <link rel="help" href="https://drafts.csswg.org/css-highlight-api-1/"> |
| <link rel="match" href="custom-highlight-painting-below-grammar-ref.html"> |
| <meta name="assert" value="Highlight overlay is painted below all other pseudo overlays (comparing only to grammar suffices since it's the one immediately above ::highlight, assuming ::grammar-error is painted in the correct order)"> |
| <style> |
| ::highlight(example-highlight) { |
| background-color: yellow; |
| color: blue; |
| } |
| ::grammar-error { |
| background-color: lime; |
| color: green; |
| } |
| </style> |
| <!-- |
| The grammar mistakes in the text below are intentional and part of this test. |
| |
| https://html.spec.whatwg.org/multipage/interaction.html#spelling-and-grammar-checking |
| • contenteditable makes the text “checkable for the purposes of [spelling and grammar checking]” |
| • spellcheck tries to enable spelling and grammar checking (subject to user preferences) |
| • lang tries to guide the UA towards checking the text in English (but the UA may ignore this) |
| --> |
| <span contenteditable="true" spellcheck="true" lang="en">Many thing can happen.</div> |
| <script> |
| let r = new Range(); |
| r.setStart(document.body, 0); |
| r.setEnd(document.body, 1); |
| CSS.highlights.add(new Highlight("example-highlight", r)); |
| </script> |
