3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name = "IPC_IPCamera_13_7_24_9_57_45.jpg"; $parts = explode("_", $name); for ($i = 0; $i < count($parts); $i++) { $part = $parts[$i]; if (strlen($part) == 1) { $part = "0" . $part; } $newName .= $part . "_"; } echo $newName;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $newName in /in/kQkES on line 14 IPC_IPCamera_13_07_24_09_57_45.jpg_
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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: newName in /in/kQkES on line 14 IPC_IPCamera_13_07_24_09_57_45.jpg_
Output for 7.3.32 - 7.3.33
IPC_IPCamera_13_07_24_09_57_45.jpg_
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: newName in /in/kQkES on line 14 IPC_IPCamera_13_07_24_09_57_45.jpg_

preferences:
265.3 ms | 402 KiB | 460 Q