CSS Selector matching is used for Style Resolution and SelectorQuerying. We describe CSS Selector JIT in WebKit, optimizing CSS Selector Matching with …
![CSS JIT: Optimizing CSS Selector Matching with Just-in-Time Compilation](https://cdn-ak-scissors.b.st-hatena.com/image/square/e126a39fb54f1277f25b20bf03ebad92a5a768b7/height=288;version=1;width=512/https%3A%2F%2Ffiles.speakerdeck.com%2Fpresentations%2F7de34aa0ed5501316f58121af30ec4cc%2Fslide_0.jpg%3F3293372)
selectorA { property1: value1; property2: value2; } selectorB { property1: value3; property2: value4; } selector:pseudo-class::pseudo-element { -vendor-property: value; } selector[attribute], selector ~ relation { property: -vendor-value; -vendor-property: -vendor-value; -vendor-property: weirdsyntax; } <ul> <li id="myID" class="myClass">item 1</li> <li class="myClass">item 2</li> <li>item 3</li>
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