<?php
function getConstantName($category, $constantNumber)
{
foreach (get_defined_constants() as $key => $value) {
if (strlen($key) > strlen($category)) {
if (substr($key, 0, strlen($category)) === $category) {
if ($value === $constantNumber) {
return $key;
}
return null;
}
}
}
}
var_dump( getConstantName('IMAGE', 1) );
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 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, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
- string(13) "IMAGETYPE_GIF"
preferences:
302.43 ms | 406 KiB | 460 Q