ut2/lib/isSafeInteger.js

一个现代 JavaScript 实用工具库。[点击查看在线文档]。

'use strict';

var native = require('./internals/native.js');
var isInteger = require('./isInteger.js');

function isSafeInteger(value) {
    return native.numberIsSafeInteger ? native.numberIsSafeInteger(value) : isInteger(value) && native.mathAbs(value) <= native.MAX_SAFE_INTEGER;
}

module.exports = isSafeInteger;