vue hello world项目
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3 years ago
var $ = require('../internals/export');
// `Number.isNaN` method
// https://tc39.es/ecma262/#sec-number.isnan
$({ target: 'Number', stat: true }, {
isNaN: function isNaN(number) {
// eslint-disable-next-line no-self-compare -- NaN check
return number != number;
}
});