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run code in 300+ PHP versions simultaneously
<?php $SAFE_SCRIPTS = '"/path/to/a.php","/path/to/b.php"'; $file = '/path/to/a.php'; if(strpos($SAFE_SCRIPT,"\"$file\"")===false) echo 'NOT SAFE!!'; else echo 'safe :-)';
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Warning: Undefined variable $SAFE_SCRIPT in /in/uDcp4 on line 6 Deprecated: strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /in/uDcp4 on line 6 NOT SAFE!!
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $SAFE_SCRIPT in /in/uDcp4 on line 6 NOT SAFE!!
Output for 5.6.0 - 5.6.24, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: SAFE_SCRIPT in /in/uDcp4 on line 6 NOT SAFE!!
Output for 7.3.32 - 7.3.33
NOT SAFE!!
preferences:
187.23 ms | 401 KiB | 184 Q