WP_Scripts::print_extra_script() WordPress Method
The WP_Scripts::print_extra_script() method is used to print extra scripts before the closing body tag on the front end of a WordPress site. This is useful for adding custom JavaScript code or for including JavaScript files that are needed on certain pages.
WP_Scripts::print_extra_script( string $handle, bool $display = true ) #
Prints extra scripts of a registered script.
Parameters
- $handle
(string)(Required)The script's registered handle.
- $display
(bool)(Optional) Whether to print the extra script instead of just returning it.
Default value: true
Return
(bool|string|void) Void if no data exists, extra scripts if $display
is true, true otherwise.
Source
File: wp-includes/class.wp-scripts.php
public function print_extra_script( $handle, $display = true ) { $output = $this->get_data( $handle, 'data' ); if ( ! $output ) { return; } if ( ! $display ) { return $output; } printf( "<script%s id='%s-js-extra'>\n", $this->type_attr, esc_attr( $handle ) ); // CDATA is not needed for HTML 5. if ( $this->type_attr ) { echo "/* <![CDATA[ */\n"; } echo "$output\n"; if ( $this->type_attr ) { echo "/* ]]> */\n"; } echo "</script>\n"; return true; }
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Changelog
Version | Description |
---|---|
3.3.0 | Introduced. |