家谱图样式修改

Tcsm

2023-10-31 aeacfc5a95678cb4c39398138eee9f8286560e61

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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));