e<?php
$a = 'foo';
$temporaryA = $a;
$a = md5('value for finding ' . uniqid());
$variables = get_defined_vars();
$key = array_search($a, $variables, true);
var_dump($key);
$a = $temporaryA;
unset ($temporaryA);
- Output for 5.0.0 - 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, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1
- estring(1) "a"
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
- e
Warning: uniqid() expects at least 1 parameter, 0 given in /in/PDPSC on line 7
string(1) "a"
preferences:
122.38 ms | 401 KiB | 190 Q