Detailed explanation of jQuery child element selector

This article mainly introduces the child element selector of jQuery selector to you in detail. It has certain reference value. Interested friends can refer to it. I hope it can help everyone.

       
  
子元素筛选选择器
 
:first-child、:last-child、:only-child
 
 
 :first-child 第二个元素 :last-child 
 
 :first-child 
 
 :first-child 第二个元素 :last-child 
 
    
:nth-child、:nth-last-child
 
 
 :first-child 第二个元素 第三个元素 :last-child 
 
 :first-child 第二个元素 
 
 :first-child 第二个元素 第三个元素 :last-child 
 
    

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