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+ by Mind Map: +
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+

PHP

include("file.inc");

$_GET['veld'];

$_POST['veld'];

header("Location: test.php");

$_REQUEST['veld'];

$_COOKIE['veld']

$_SESSION['veld']

$forbidden = array("<", ">", " ", "'"); $correction = array("&lt;", "&gt;", "&nbsp;", "&lsquo;"); $strNaam = str_replace($forbidden, $correction, $strNaam);

trigger_error('fout', E_USER_ERROR);

E_USER_ERROR

E_USER_WARNING

E_USER_NOTICE

function errorfunctie ($level, $boodschap, $bestand, $regelnr) set_error_handler('errorfunctie');

session_start();

unset($_SESSION[‘views’]);

session_destroy();

if(isset($_SESSION[‘views’]))

setcookie(“userid”, “14”, time()+60*60*24*30);

MySQL

ORDER BY veld

DESC: aflopend (10,9,8...)

ASC: oplopend (1,2,3...)

LIMIT 1

HTML

<form name="test" action="test.php" method=...>

method = GET

method = POST

<input type="submit" ...>

Java

<script language="Javascript"> <!-- function formtest (form) { //inlezen van formulier var strNaam = form.inpNaam.value; if (strNaam=="") alert ("foutieve naam!"); else if (strEmail=="") alert ("foutieve e-mail!"); else { document.gbInput.submit(); }} --> </script>