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[2003-03-15 09:49 UTC] andry at inbox dot ru
[2003-03-15 20:45 UTC] pollita@php.net
[2003-03-26 13:24 UTC] sniper@php.net
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Last updated: Wed Jun 26 13:01:46 2024 UTC |
<?php header("Content-Type: text/html; charset=windows-1251"); header("X-Powered-By: PHP 4.3.0"); header("Pragma: no-cache"); echo "<?xml version=\"1.0\" encoding=\"windows-1251\" ?>" ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title></title> <meta http-equiv="Content-Language" content="en" /> <meta http-equiv="Content-Type" content="text/html; charset=windows-1251" /> <meta http-equiv="Resource-Type" content="php script for debugging" /> <meta http-equiv="Expires" content="Thu, Jan 1 1970 00:00:01 GMT" /> <meta http-equiv="Pragma" content="no-cache" /> <meta http-equiv="Cache-Control" content="no-cache" /> <meta http-equiv="Distribution" content="local" /></head> <?php $sBehavior = array("<strong><span style=\"color:#00ff00;background-color:#e8f5e8;\">SET</span></strong>", "<strong><span style=\"color:#ff0000;background-color:#f5e8e8;\">NOT set</span></strong>"); function proc_test($dNames) { // #ID0002 // Without this declaration, script doesn't works, // because i think that $sBehavior doesn't expecting in this area of code, // and #ID0001-code never executed! global $sBehavior; if(!isset($dNames)) // #ID0001 // Never executed for the unknown reason, if #ID0002 block of code is commented. // I have had suspecting, that is dNames exists, but always empty. echo "<strong>dNames</strong> global system arrays enumerator doesn't exist!"; else foreach($dNames as $sValue) { if(isset($bIndent)) echo "<br />"; else $bIndent = true; if(isset($$sValue)) echo "<strong>$sValue</strong> is $sBehavior[0]"; else echo "<strong>$sValue</strong> is $sBehavior[1]"; } } $dNames = array('GLOBALS', '_SERVER', '_FILES', '_ENV', '_COOKIE', '_GET', '_POST'); echo "<h4>This is script has been tested under" . " [PHP Version 4.3.0 (NOT module), Apache/2.0.43 Server at localhost Port 80," . " WindowXP/5.1 Build 2600.xpsp1.020828-1920]" . " and [PHP Version 4.2.2, Apache/1.3.26 (Unix) rus/PL30.15," . " FreeBSD 4.6-STABLE #12 Build Jul 24 2002 15:29:54]" . "<br />This is script works correctly there is the global system arrays is works too.</h4><hr>"; echo "<em>Function/procedure behavior with global system arrays enumerator.</em><br />"; proc_test($dNames); echo "<br /><hr /><em>Global behavior with global system arrays enumerator.</em><br />"; foreach($dNames as $sValue) { if(isset($bIndent)) echo "<br />"; else $bIndent = true; if(isset($$sValue)) echo "<strong>$sValue</strong> is $sBehavior[0]"; else echo "<strong>$sValue</strong> is $sBehavior[1]"; } // Without this is block of code, full script has suspicious behavior. // This is VERY strange. // Uncomment this is block of code and review the results! /*echo "<br /><hr /><em>Global behavior with static access.</em><br />"; if(isset($GLOBALS)) echo "<strong>GLOBALS</strong> is $sBehavior[0]"; else echo "<strong>GLOBALS</strong> is $sBehavior[1]"; echo "<br />"; if(isset($_SERVER)) echo "<strong>_SERVER</strong> is $sBehavior[0]"; else echo "<strong>_SERVER</strong> is $sBehavior[1]"; echo "<br />"; if(isset($_FILES)) echo "<strong>_FILES</strong> is $sBehavior[0]"; else echo "<strong>_FILES</strong> is $sBehavior[1]"; echo "<br />"; if(isset($_ENV)) echo "<strong>_ENV</strong> is $sBehavior[0]"; else echo "<strong>_ENV</strong> is $sBehavior[1]"; echo "<br />"; if(isset($_COOKIE)) echo "<strong>_COOKIE</strong> is $sBehavior[0]"; else echo "<strong>_COOKIE</strong> is $sBehavior[1]"; echo "<br />"; if(isset($_GET)) echo "<strong>_GET</strong> is $sBehavior[0]"; else echo "<strong>_GET</strong> is $sBehavior[1]"; echo "<br />"; if(isset($_POST)) echo "<strong>_POST</strong> is $sBehavior[0]"; else echo "<strong>_POST</strong> is $sBehavior[1]";*/ echo "<br /><hr /><br /><u>Please, research the source.</u>"; ?>