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13 lines
368 B
JavaScript
13 lines
368 B
JavaScript
var $ = require('../internals/export');
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var isInteger = require('../internals/is-integer');
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var abs = Math.abs;
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// `Number.isSafeInteger` method
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// https://tc39.github.io/ecma262/#sec-number.issafeinteger
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$({ target: 'Number', stat: true }, {
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isSafeInteger: function isSafeInteger(number) {
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return isInteger(number) && abs(number) <= 0x1FFFFFFFFFFFFF;
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}
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});
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