# jQuery.isArray()

Categories: Utilities

## jQuery.isArray( obj ) Returns: boolean

Description: Determine whether the argument is an array.

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

  objObject 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.

    <!DOCTYPE html>
    <html>
    <head>
      <script src="http://code.jquery.com/jquery-1.7rc2.js"></script>
    </head>
    <body>
      Is [] an Array? <b></b>
    <script>$("b").append( "" + $.isArray([]) );</script>

    </body>
    </html>

#### Demo: