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13 lines
397 B
13 lines
397 B
'use strict';
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var $ = require('../internals/export');
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var isIntegralNumber = require('../internals/is-integral-number');
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var abs = Math.abs;
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// `Number.isSafeInteger` method
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// https://tc39.es/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 isIntegralNumber(number) && abs(number) <= 0x1FFFFFFFFFFFFF;
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}
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});
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