14 lines
313 B
JavaScript
14 lines
313 B
JavaScript
"use strict";
|
|
|
|
var floor = Math.floor;
|
|
|
|
module.exports = function (value) {
|
|
if (isNaN(value)) return NaN;
|
|
value = Number(value);
|
|
if (value === 0) return value;
|
|
if (value === Infinity) return Infinity;
|
|
if (value === -Infinity) return -Infinity;
|
|
if (value > 0) return floor(value);
|
|
return -floor(-value);
|
|
};
|