前端

jiangping

2025-07-15 8c1672bc781f07cba264d610fef12c10a4d8a43b

1
2
3
4
5
6
7
8
9
'use strict';
var $ = require('../internals/export');
var isRegisteredSymbol = require('../internals/symbol-is-registered');
 
// `Symbol.isRegisteredSymbol` method
// https://tc39.es/proposal-symbol-predicates/#sec-symbol-isregisteredsymbol
$({ target: 'Symbol', stat: true }, {
  isRegisteredSymbol: isRegisteredSymbol
});