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                            對象的遍歷，跟數組的遍歷，一樣！其實，只能遍歷出對象的“實例屬性數據”

foreach( $對象名 as $key => $value){ //這里就可以處理$key和$value

//但注意：

1, $key表示的是對象的“屬性”,$value是其對應值；

2, 這里能夠遍歷出來的屬性,只能是在該范圍中的“可訪問屬性”（就是要考慮訪問控制權限）

}

在外面只能訪問屬性public的,靜態屬性static不能

怎么能夠將一個對象的所有屬性都遍歷出來呢？

![Image](https://box.kancloud.cn/fadb5f0245bffdf5390b67c08fd3b6e5_497x279.png)foreach要寫在函數內


                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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