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                            - attr(): 獲取屬性和設置屬性
- removeAttr(): 刪除指定元素的指定屬性

當為該方法傳遞一個參數時, 即為某元素的獲取指定屬性。當為該方法傳遞兩個參數時, 即為某元素設置指定屬性的值。

jQuery 中有很多方法都是一個函數實現獲取和設置. 如: 

1. attr(), 
2. html(),
3. text(), 
4. val(), <u>height(), width()不常用,</u> 
5. css() 等.
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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