wp_enqueue_script

Source code

function wp_enqueue_script( $handle, $src = false, $deps = array(), $ver = false, $in_footer = false ) {

	global $wp_scripts;

	if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {

		if ( ! did_action( 'init' ) )

			_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),

				'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>init</code>' ), '3.3' );

		$wp_scripts = new WP_Scripts();

	}



	if ( $src ) {

		$_handle = explode('?', $handle);

		$wp_scripts->add( $_handle[0], $src, $deps, $ver );

		if ( $in_footer )

			$wp_scripts->add_data( $_handle[0], 'group', 1 );

	}

	$wp_scripts->enqueue( $handle );

}