新增家庭设备备忘本

linwenling

2023-08-08 45cdf666979e1248a4c2f4d8c915b747ba11d479

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var global = require('../internals/global');
var isCallable = require('../internals/is-callable');
 
var WeakMap = global.WeakMap;
 
module.exports = isCallable(WeakMap) && /native code/.test(String(WeakMap));