wp_update_php_url filter-hook . WP 5.1.0

Filters the URL to learn more about updating the PHP version the site is running on.

Providing an empty string is not allowed and will result in the default URL being used. Furthermore the page the URL links to should preferably be localized in the site language.

Usage

add_filter( 'wp_update_php_url', 'filter_function_name_4779' );
function filter_function_name_4779( $update_url ){
	// filter...

	return $update_url;
}

$update_url(string)

URL to learn more about updating PHP.

Where the hook is called

$update_url = apply_filters( 'wp_update_php_url', $update_url );

Where the hook is used (in WP core)