## jQuery.isArray( obj )Returns: boolean

Description: Determine whether the argument is an array.

- #### version added: 1.3 jQuery.isArray( obj )

  - obj
    Type: Object
    Object to test whether or not it is an array.

`$.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-1.10.2.js"></script></head><body> Is [] an Array? <b></b> <script>$( "b" ).append( "" + $.isArray([]) );</script> </body></html>

#### Demo: