_links_add_target() │ WP 2.7.0

Callback to add a target attribute to all links in passed content.

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Returns

String. The processed link.

Usage

_links_add_target( $m );
$m(string) (required)
The matched link.

Notes

  • Global. String. $_links_add_target

Changelog

Since 2.7.0 Introduced.

_links_add_target() code WP 6.9.1

wp-includes/formatting.php 
function _links_add_target( $m ) {
	global $_links_add_target;
	$tag  = $m[1];
	$link = preg_replace( '|( target=([\'"])(.*?)\2)|i', '', $m[2] );
	return '<' . $tag . $link . ' target="' . esc_attr( $_links_add_target ) . '">';
}