<?php
error_reporting(-1);
function myCheckA($in)
{
return isset($in);
}
function myCheck($in)
{
return isset($GLOBALS[$in]);
}
$var1='Something';
$var2='var1';
echo 'Set: ' . isset($$var2), "\n";
$var2='nope';
echo 'Set: ' . isset($$var2), "\n";
$var2='var1';
echo 'Set: ' . myCheck($var2), "\n";
$var2='nope';
var_dump($$var2);
echo 'Set: ' . myCheck($var2), "\n";
var_dump($$var2);
?>
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- Set: 1
Set:
Set: 1
Warning: Undefined variable $nope in /in/gstSv on line 26
NULL
Set:
Warning: Undefined variable $nope in /in/gstSv on line 28
NULL
- Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
- Set: 1
Set:
Set: 1
Notice: Undefined variable: nope in /in/gstSv on line 26
NULL
Set:
Notice: Undefined variable: nope in /in/gstSv on line 28
NULL
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
- Set: 1
Set:
Set: 1
Notice: Undefined variable: nope in /in/gstSv on line 26
NULL
Set:
Notice: Undefined variable: nope in /in/gstSv on line 28
NULL
preferences:
285.97 ms | 402 KiB | 448 Q