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                企業??AI智能體構建引擎,智能編排和調試,一鍵部署,支持知識庫和私有化部署方案 廣告
                * 數據類型在內存中的存儲: 1. 基本數據類型(Number、String、Boolean、Null、undefined、Symbol)存儲在棧內存中 2. 引用數據類型對象的地址存儲在棧內存中,對象存儲在堆中 * 淺拷貝 ``` // 1. Object.assign function copy(obj) { return Object.assign({}, obj); } // 2. ...展開運算符 function copy(obj){ return {...obj}; } ``` * 深拷貝 ``` function copy(obj) { if (obj === null) return null; if(obj.constructor !== Object) return obj; if(obj.constructor === Date) return new Date(obj); if(obj.constructor === RegExp) return new RegExp(obj); var newObj = new obj.constructor(); //保持繼承的原型 for(var key in obj){ if(obj.hasOwnProperty(key)){ var val = obj[key]; newObj[key] = typeof val === 'object' ? arguments.callee(val):val; } } return newObj; } ```
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