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Mind that attribute names are case-insensitive

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Related issue:
https://github.com/uBlockOrigin/uBlock-issues/issues/3121
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Raymond Hill 2024-02-14 08:37:01 -05:00
parent b22b3d729b
commit 50ebfb9932
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1 changed files with 3 additions and 1 deletions
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4
assets/resources/scriptlets.js
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@ -3844,7 +3844,9 @@ function setAttr(
const before = elem.getAttribute(attr);
const after = extractValue(elem);
if ( after === before ) { continue; }
if ( attr.startsWith('on') && attr in elem && after !== '' ) { continue; }
if ( after !== '' && /^on/i.test(attr) ) {
if ( attr.toLowerCase() in elem ) { continue; }
}
elem.setAttribute(attr, after);
safe.uboLog(logPrefix, `${attr}="${after}"`);
}