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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ### 對象 ``` 對象是鍵值對的集合:對象是由屬性和方法構成的 ``` ### 屬性 獲取設置屬性 ``` . 語法 []語法 區別: .語法后面不能使用js的關鍵字,保留字及數字 ``` 刪除屬性 ``` delete person["name"] ``` 清空對象 ``` person = {}; //person對象不再有任何屬性 person = null; // person就不再是一個對象了 ```
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