Is there an “exists” function for jQuery?

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野性不改
野性不改 2020-11-21 04:52

How can I check the existence of an element in jQuery?

The current code that I have is this:

if ($(selector).length > 0) {
    // Do something
}
<         


        
30条回答
  •  迷失自我
    2020-11-21 05:23

    You can use:

    if ($(selector).is('*')) {
      // Do something
    }
    

    A little more elegant, perhaps.

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