- substr: documentation ( source)
- var_dump: documentation ( source)
<?php
$_SESSION ['test'] [ 't****' ] = 'Hello';
var_dump($_SESSION);
echo "\n" . $_SESSION [ 'test' ] [ 't****' ];
$var = "test2";
for ($i = 4 ; $i > 0 ; $i--){
$var [$i] = "*";
echo "\n" . $_SESSION['test'][$var];
}
$var = "test2";
for ($i = 1 ; $i < 4 ; $i--){
$var = substr($var, count($var)-1, -$i) . '*';
echo "\n" . $_SESSION['test'][$var];
}