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wp_add_inline_script() WP 1.0

Adds extra code to a registered script.

Code will only be added if the script is already in the queue. Accepts a string $data containing the Code. If two or more code blocks are added to the same script $handle, they will be printed in the order they were added, i.e. the latter added code can redeclare the previous.

No Hooks.


true|false. True on success, false on failure.


wp_add_inline_script( $handle, $data, $position );
$handle(string) (required)
Name of the script to add the inline script to.
$data(string) (required)
String containing the JavaScript to be added.
Whether to add the inline script before the handle or after.
Default: 'after'



Since 4.5.0 Introduced.

Code of wp_add_inline_script() WP 5.8.1

function wp_add_inline_script( $handle, $data, $position = 'after' ) {
	_wp_scripts_maybe_doing_it_wrong( __FUNCTION__, $handle );

	if ( false !== stripos( $data, '</script>' ) ) {
				/* translators: 1: <script>, 2: wp_add_inline_script() */
				__( 'Do not pass %1$s tags to %2$s.' ),
		$data = trim( preg_replace( '#<script[^>]*>(.*)</script>#is', '$1', $data ) );

	return wp_scripts()->add_inline_script( $handle, $data, $position );


Scripts and Styles

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