是是是

feige

2025-05-21 278cf9604188e81b4c45698ecde6873f5d44b330

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// 20.1.2.4 Number.isNaN(number)
var $export = require('./_export');
 
$export($export.S, 'Number', {
  isNaN: function isNaN(number) {
    // eslint-disable-next-line no-self-compare
    return number != number;
  }
});