jQuery.isArray()

Categories: Deprecated > Deprecated 3.2 | Utilities

jQuery.isArray( obj )Returns: booleanversion deprecated: 3.2, removed: 4.0

Description: Determine whether the argument is an array.

Note: This API has been deprecated in jQuery 3.2; please use the native Array.isArray method instead.

$.isArray() returns a Boolean indicating whether the object is a JavaScript array (not an array-like object, such as a jQuery object).

Example:

Finds out if the parameter is an array.

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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>jQuery.isArray demo</title>
  <script src="https://code.jquery.com/jquery-3.7.1.js"></script>
</head>
<body>
 
Is [] an Array? <b></b>
 
<script>
$( "b" ).append( "" + $.isArray([]) );
</script>
 
</body>
</html>

Demo: