wp_script_is() WordPress Function
The wp_script_is() function is used to check whether a particular script is registered and enqueued. This function is especially useful for checking whether a script has been registered before attempting to enqueue it.
wp_script_is( string $handle, string $list = 'enqueued' ) #
Determines whether a script has been added to the queue.
Description
For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.
Parameters
- $handle
(string)(Required)Name of the script.
- $list
(string)(Optional) Status of the script to check. Accepts 'enqueued', 'registered', 'queue', 'to_do', and 'done'.
Default value: 'enqueued'
Return
(bool) Whether the script is queued.
Source
File: wp-includes/functions.wp-scripts.php
function wp_script_is( $handle, $list = 'enqueued' ) {
_wp_scripts_maybe_doing_it_wrong( __FUNCTION__, $handle );
return (bool) wp_scripts()->query( $handle, $list );
}
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Changelog
| Version | Description |
|---|---|
| 3.5.0 | 'enqueued' added as an alias of the 'queue' list. |
| 2.8.0 | Introduced. |