jQuery before()

Introduction

Insert content before each <p> element:

View in separate window 

<!DOCTYPE html>
<html>
<head>
<script 
 src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js">
</script>//from  ww  w.  j  av  a 2 s.  com
<script>
$(document).ready(function(){
  $("button").click(function(){
    $("p").before("<p>Hello world!</p>");
  });
});
</script>
</head>
<body>

<button>Insert content before each p element</button>

<p>This is a paragraph.</p>
<p>This is a paragraph.</p>

</body>
</html>

The before() method inserts specified content before the selected elements.

To insert content after selected elements, use the after() method. 

$(selector).before(content,function(index))
Parameter
 Optional
 Description
content




 Required.




 the content to insert
Possible values:
HTML elements
jQuery objects
DOM elements
function(index)

 Optional.

 sets a function that returns the content to insert
index - the index position of the element in the set



PreviousNext

Related