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Last change
on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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312 bytes
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| 1 | var $ = require('../internals/export');
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| 2 |
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| 3 | var floor = Math.floor;
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| 4 | var log = Math.log;
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| 5 | var LOG2E = Math.LOG2E;
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| 6 |
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| 7 | // `Math.clz32` method
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| 8 | // https://tc39.es/ecma262/#sec-math.clz32
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| 9 | $({ target: 'Math', stat: true }, {
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| 10 | clz32: function clz32(x) {
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| 11 | return (x >>>= 0) ? 31 - floor(log(x + 0.5) * LOG2E) : 32;
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| 12 | }
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| 13 | });
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