module.exports = function is_float(mixedVar) { // discuss at: https://locutus.io/php/is_float/ // original by: Paulo Freitas // bugfixed by: Brett Zamir (https://brett-zamir.me) // improved by: WebDevHobo (https://webdevhobo.blogspot.com/) // improved by: RafaƂ Kukawski (https://blog.kukawski.pl) // note 1: 1.0 is simplified to 1 before it can be accessed by the function, this makes // note 1: it different from the PHP implementation. We can't fix this unfortunately. // example 1: is_float(186.31) // returns 1: true return +mixedVar === mixedVar && (!isFinite(mixedVar) || !!(mixedVar % 1)) }