Constnium/node_modules/es-abstract/2021/IsIntegralNumber.js
2022-06-23 02:27:43 +02:00

18 lines
473 B
JavaScript

'use strict';
var abs = require('./abs');
var floor = require('./floor');
var Type = require('./Type');
var $isNaN = require('../helpers/isNaN');
var $isFinite = require('../helpers/isFinite');
// https://tc39.es/ecma262/#sec-isintegralnumber
module.exports = function IsIntegralNumber(argument) {
if (Type(argument) !== 'Number' || $isNaN(argument) || !$isFinite(argument)) {
return false;
}
var absValue = abs(argument);
return floor(absValue) === absValue;
};