Online PHP editor | output for lWQ4p

@ 2015-09-29T03:44:35Z

<?php

$url = '//host.example.com';

var_dump( wp_parse_url( $url ) );

$url = '//[::FFFF::127.0.0.1]';

var_dump( wp_parse_url( $url ) );

function wp_parse_url( $url ) {
		$parts = @parse_url( $url );
		if ( ! $parts ) {
			// < PHP 5.4.7 compat, trouble with relative paths including a scheme break in the path
			if ( '/' == $url[0] && false !== strpos( $url, '://' ) ) {
				// Since we know it's a relative path, prefix with a scheme/host placeholder and try again
				if ( ! $parts = @parse_url( 'placeholder://placeholder' . $url ) ) {
					return $parts;
				}
				// Remove the placeholder values
				unset( $parts['scheme'], $parts['host'] );
			} else {
				return $parts;
			}
		}

		// < PHP 5.4.7 compat, doesn't detect schemeless URL's host field
		if ( '//' == substr( $url, 0, 2 ) && ! isset( $parts['host'] ) ) {
			list( $parts['host'], $slashless_path ) = explode( '/', substr( $parts['path'], 2 ), 2 ) + array( false ); /* array(false) is for paths URLs which do not contain a path component to avoid the PHP Notice */
            if ( $slashless_path ) {	
			    $parts['path'] = "/{$slashless_path}";
            } else {
                unset( $parts['path'] );
            }
		}

		return $parts;
	}

Output for 5.4.8 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2: array(1) { ["host"]=> string(16) "host.example.com" } array(1) { ["host"]=> string(19) "[::FFFF::127.0.0.1]" }
Output for 5.4.7: array(1) { ["host"]=> string(16) "host.example.com" } Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(1) { ["host"]=> string(19) "[::FFFF::127.0.0.1]" }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.6: Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(1) { ["host"]=> string(16) "host.example.com" } Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(1) { ["host"]=> string(19) "[::FFFF::127.0.0.1]" }
Output for 4.4.0 - 4.4.9, 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(1) { ["host"]=> string(16) "host.example.com" } Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(1) { ["host"]=> string(19) "[::FFFF::127.0.0.1]" }
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4: Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(1) { ["host"]=> string(16) "host.example.com" } Notice: Undefined offset: 1 in /in/lWQ4p on line 29 array(2) { ["scheme"]=> string(3) "//[" ["host"]=> string(15) "FFF::127.0.0.1]" }

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