зеркало из https://github.com/mozilla/gecko-dev.git
49 строки
1.4 KiB
HTML
49 строки
1.4 KiB
HTML
<button onclick="void_method()">measure void method</button>
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<button onclick="int_getter()">measure int getter</button>
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<button onclick="firstChild_getter()">measure firstChild getter</button>
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<button onclick="proxy_firstChild_getter()">measure proxy firstChild getter</button>
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<script>
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var t = 'TestBinding' in window ? (new TestBinding()) : (new TextEncoder());
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function void_method() {
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var start = new Date();
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var count = 1000000;
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for (var i = 0; i < count; i++) {
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var a = t.receiveVoid();
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}
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var stop = new Date();
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console.log('void method: ' + ((stop - start) / count * 1e6) + 'ns');
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}
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function int_getter() {
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var start = new Date();
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var count = 1000000;
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for (var i = 0; i < count; i++) {
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var a = t.longAttribute;
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}
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var stop = new Date();
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console.log('int getter: ' + ((stop - start) / count * 1e6) + 'ns');
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}
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function firstChild_getter() {
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var n = document.documentElement;
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var start = new Date();
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var count = 100000000;
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for (var i = 0; i < count; i++) {
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var a = n.firstChild;
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}
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var stop = new Date();
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console.log('firstChild getter: ' + ((stop - start) / count * 1e6) + 'ns');
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}
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function proxy_firstChild_getter() {
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var n = document;
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var start = new Date();
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var count = 1000000;
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for (var i = 0; i < count; i++) {
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var a = n.firstChild;
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}
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var stop = new Date();
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console.log('proxy firstChild getter: ' + ((stop - start) / count * 1e6) + 'ns');
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}
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</script>
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