优化

schangxiang@126.com

2025-09-19 fc752b66a7976188c4edd5e3fb7ca6bb2822e441

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));