es-abstract
Version:
ECMAScript spec abstract operations.
15 lines (10 loc) • 353 B
JavaScript
var truncate = require('./truncate');
var $isFinite = require('math-intrinsics/isFinite');
// https://262.ecma-international.org/14.0/#sec-isintegralnumber
module.exports = function IsIntegralNumber(argument) {
if (typeof argument !== 'number' || !$isFinite(argument)) {
return false;
}
return truncate(argument) === argument;
};
;