1 var $ = require('../internals/export');
3 // `Number.isNaN` method
4 // https://tc39.es/ecma262/#sec-number.isnan
5 $({ target: 'Number', stat: true }, {
6 isNaN: function isNaN(number) {
7 // eslint-disable-next-line no-self-compare -- NaN check
8 return number != number;