blob: e9bc8424e5953456aa1f5c6d2399bffd7835765b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
'use strict';
var abs = require('./abs');
var floor = require('./floor');
var $isNaN = require('../helpers/isNaN');
var $isFinite = require('../helpers/isFinite');
// https://www.ecma-international.org/ecma-262/6.0/#sec-isinteger
module.exports = function IsInteger(argument) {
if (typeof argument !== 'number' || $isNaN(argument) || !$isFinite(argument)) {
return false;
}
var absValue = abs(argument);
return floor(absValue) === absValue;
};
|
