@ 2015-11-21T22:28:46Z <?php
$a = 1;
unset($a);
$g = array_filter($GLOBALS, function($k) {
return !in_array($k, ["g", "HTTP_RAW_POST_DATA", "GLOBALS", "_FILES", "_REQUEST", "_SESSION", "_ENV", "_SERVER", "_GET", "_POST", "_COOKIE", "argv", "argc"]);
}, ARRAY_FILTER_USE_KEY);
var_dump(count($g));
var_dump($g);
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Output for 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.10 , 7.2.0 - 7.2.33 , 7.3.16 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.19 , 8.3.0 - 8.3.7 int(0)
array(0) {
}
Output for 5.5.24 - 5.5.35 Notice: Use of undefined constant ARRAY_FILTER_USE_KEY - assumed 'ARRAY_FILTER_USE_KEY' in /in/frgTD on line 8
Warning: array_filter() expects at most 2 parameters, 3 given in /in/frgTD on line 8
int(0)
NULL
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142.2 ms | 402 KiB | 183 Q