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Finding whether the element exists in whole html page

I want to check whether an element exists in the whole page or not. Is there any way to know if the element exists in the page through jQuery?

For example:

<html>
     <body>
        <p id="para1" class="para_class"></p>
     </body>
</html>

In the above code, I have to check whether <p> of id para1 exists in the DOM or not. In any case if with the help of the 'class' attribute we can know if the element exists, it also would be helpful.

like image 620
Bhaskar Avatar asked Aug 29 '11 07:08

Bhaskar


1 Answers

For element IDs:

if($('#para1').length){
  //element with id exists
}

For element class:

if($('.para_class').length){
  //element with class exists
}
like image 167
cillierscharl Avatar answered Oct 29 '22 20:10

cillierscharl