wp_rel_nofollow() WP 1.0

Adds rel nofollow string to all HTML A elements in content.

No Hooks.

Return

String. Converted content.

Usage

wp_rel_nofollow( $text );

$text(string) (required)

Content that may contain HTML A elements.

Changelog

Code of wp_rel_nofollow() wp rel nofollow ^{WP 5.7.2}

<?php
function wp_rel_nofollow( $text ) {
	// This is a pre-save filter, so text is already escaped.
	$text = stripslashes( $text );
	$text = preg_replace_callback(
		'|<a (.+?)>|i',
		function( $matches ) {
			return wp_rel_callback( $matches, 'nofollow' );
		},
		$text
	);
	return wp_slash( $text );
}

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