3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dir = __DIR__; $f = scandir($dir); foreach ($f as $file){ if(preg_match('/\.(htm)/', $f)){ echo $f.'<br/>'; } }
Output for 8.0.13 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught TypeError: preg_match(): Argument #2 ($subject) must be of type string, array given in /in/t8DJV:7 Stack trace: #0 /in/t8DJV(7): preg_match('/\\.(htm)/', Array) #1 {main} thrown in /in/t8DJV on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.12
Warning: scandir(/in): Failed to open directory: Permission denied in /in/t8DJV on line 4 Warning: scandir(): (errno 13): Permission denied in /in/t8DJV on line 4 Warning: foreach() argument must be of type array|object, bool given in /in/t8DJV on line 6
Output for 7.3.33, 7.4.26 - 7.4.33
Warning: preg_match() expects parameter 2 to be string, array given in /in/t8DJV on line 7 Warning: preg_match() expects parameter 2 to be string, array given in /in/t8DJV on line 7 Warning: preg_match() expects parameter 2 to be string, array given in /in/t8DJV on line 7
Output for 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 - 7.2.34, 7.3.0 - 7.3.32, 7.4.0 - 7.4.25
Warning: scandir(/in): failed to open dir: Permission denied in /in/t8DJV on line 4 Warning: scandir(): (errno 13): Permission denied in /in/t8DJV on line 4 Warning: Invalid argument supplied for foreach() in /in/t8DJV on line 6
Output for 5.2.3 - 5.2.17
Warning: scandir(__DIR__): failed to open dir: No such file or directory in /in/t8DJV on line 4 Warning: scandir(): (errno 2): No such file or directory in /in/t8DJV on line 4 Warning: Invalid argument supplied for foreach() in /in/t8DJV on line 6
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Warning</b>: scandir(__DIR__) [<a href='function.scandir'>function.scandir</a>]: failed to open dir: No such file or directory in <b>/in/t8DJV</b> on line <b>4</b><br /> <br /> <b>Warning</b>: scandir() [<a href='function.scandir'>function.scandir</a>]: (errno 2): No such file or directory in <b>/in/t8DJV</b> on line <b>4</b><br /> <br /> <b>Warning</b>: Invalid argument supplied for foreach() in <b>/in/t8DJV</b> on line <b>6</b><br />
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: scandir() in <b>/in/t8DJV</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: scandir() in <b>/in/t8DJV</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: scandir() in <b>/in/t8DJV</b> on line <b>4</b><br />

preferences:
277.56 ms | 401 KiB | 469 Q