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