NEW307677
removeAttribute for width/height on svg root element is trying to set an empty invalid string 
https://bugs.webkit.org/show_bug.cgi?id=307677
Summary removeAttribute for width/height on svg root element is trying to set an empt...
Karl Dubost
Reported 2026-02-12 07:45:16 PST
About http://wpt.live/svg/coordinate-systems/outer-svg-intrinsic-size-002.html data:text/html,<!doctype html><title>svg</title><svg></svg> document.querySelector("svg").width.baseVal.value 300 document.querySelector("svg").height.baseVal.value 150 so far so good. data:text/html,<!doctype html><title>svg</title><svg width="500" height="500"></svg> document.querySelector("svg").width.baseVal.value 500 document.querySelector("svg").height.baseVal.value 500 Firefox/Chrome document.querySelector("svg").removeAttribute("width") undefined document.querySelector("svg").width.baseVal.value 300 Safari document.querySelector("svg").removeAttribute("width") Error: Invalid value for <svg> attribute width="" document.querySelector("svg").width.baseVal.value 500 setAttribute is working but removeAttribute defaults to trying to set the empty string (invalid) instead of reinitializing to the initial default value. to 300 for width and 150 for height
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Radar WebKit Bug Importer
Comment 1 2026-02-12 07:45:22 PST
<rdar://problem/170233990>
Ahmad Saleem
Comment 2 2026-02-13 18:01:50 PST
https://github.com/WebKit/WebKit/pull/58695 <- Fixing `Error: Invalid value for <svg> attribute width=""` this issue - it wouldn't progress this WPT though.
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