foop
Version:
interfaces that describe their intentions.
19 lines (16 loc) • 1.2 kB
JavaScript
/* eslint eqeqeq: "OFF" */
var INFINITY = require('../native/INFINITY')
/**
* @name isNegativeInfinity
* @since 5.0.0-beta.6
*
* @param {*} x == -INFINITY
* @return {boolean}
*
* @example
*
* Infinity / -1 == -INFINITY //= true -> '-0'
*
*/
module.exports = function (x) { return 1 / x == -INFINITY; }
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