Re: [csswg-drafts] [css-variables] Are custom properties strings? (#8533)

  > No, this is specifically not the case when serializing custom properties; see https://w3c.github.io/csswg-drafts/css-variables/#serializing-custom-props

Ok, so this is a browser issue.

```js
style.cssText = '--x: /* comment */ 1 /* comment */'
style.cssText; // (Chrome) `--x:  1 ;` (FF) `--x: 1 /* comment`
style.setProperty('--x', /* comment */ 1 /* comment */)
style.getPropertyValue('--x') // (Chrome/FF) `1`
```

Both may store comment representations with whitespace representations. FF does not remove trailing whitespaces (cf. #6484).

If `style(--x: 1)` should evaluate to `false` against `--x: /* comment */ 1 /* comment */`, I guess the original string representation might have to be created somehow when consuming a declaration.

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Received on Saturday, 11 March 2023 07:07:03 UTC