视频封面展示

Tcsm

2023-10-23 7f22005c863cd56f62ee4ea5c8c188954de6362b

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