增加：群聊业务

liusuyi

2024-07-06 0ab014198a8b4e40fa26da394373a4bcdb571148

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var $ = require('../internals/export');
var trunc = require('../internals/math-trunc');
 
// `Math.trunc` method
// https://tc39.es/ecma262/#sec-math.trunc
$({ target: 'Math', stat: true }, {
  trunc: trunc
});