clean_url()WP 1.2.0

Deprecated from version 3.0.0. It is no longer supported and can be removed in future releases. Use esc_url() instead.

Checks and cleans a URL.

A number of characters are removed from the URL. If the URL is for displaying (the default behavior) ampersands are also replaced. The clean_url is applied to the returned cleaned URL.

No Hooks.


String. The cleaned $url after the clean_url filter is applied.


clean_url( $url, $protocols, $context );
$url(string) (required)
The URL to be cleaned.
An array of acceptable protocols.
Default: null
How the URL will be used.
Default: 'display'



Since 1.2.0 Introduced.
Deprecated since 3.0.0 Use esc_url()

clean_url() code WP 6.5.3

function clean_url( $url, $protocols = null, $context = 'display' ) {
	if ( $context == 'db' )
		_deprecated_function( 'clean_url( $context = \'db\' )', '3.0.0', 'sanitize_url()' );
		_deprecated_function( __FUNCTION__, '3.0.0', 'esc_url()' );
	return esc_url( $url, $protocols, $context );