提交

‘liusuyi’

2023-05-30 2809c11f8611aea88673c105945a8e093ff1efc7

1
2
3
4
var nativeFunctionToString = require('./_function-to-string');
var WeakMap = require('./_global').WeakMap;
 
module.exports = typeof WeakMap === 'function' && /native code/.test(nativeFunctionToString.call(WeakMap));