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📜  如何使用 jQuery 选择具有特定类的 div?

📅  最后修改于: 2021-11-24 05:43:38             🧑  作者: Mango

给定一个包含许多带有类的div 元素的 HTML 文档。这里的任务是选择一个具有特定类的 div,它没有另一个类。有两种方法可以解决这个问题。在其中一个中,我们将使用一种方法,而在另一个中,我们将使用 not 选择器。

方法一:首先使用jQuery Selector选择具有特定类的DIV,然后使用:not选择器忽略特定类的元素。

  • 示例:此示例实现了上述方法。
html


 

    
        Select a div with a certain class,
        that doesn't have another class.
    
    
    

 

    

        GeeksforGeeks     

     

          Click on button to select a div with a certain         class, that doesn't have another class.     

               
        This is first Div     
    
    
        This is second Div     
    
    
        This is third Div     
    
         
    

    

        


html


 

    
        Select a div with a certain class,
        that doesn't have another class.
    
    
    

 

    

        GeeksforGeeks     

     

        Click on button to select a div with a certain         class, that doesn't have another class.     

             
        This is first Div     
    
    
        This is second Div     
    
    
        This is third Div     
    
         
    

    

        


  • 输出:

方法二:首先使用jQuery Selector选择具有特定类的DIV,然后使用.not()方法忽略特定类的元素。

  • 示例:此示例实现了上述方法。

html



 

    
        Select a div with a certain class,
        that doesn't have another class.
    
    
    

 

    

        GeeksforGeeks     

     

        Click on button to select a div with a certain         class, that doesn't have another class.     

             
        This is first Div     
    
    
        This is second Div     
    
    
        This is third Div     
    
         
    

    

                            
  • 输出: