3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = [['A','B','C'],[1,2,3],[4,5,6],[7,8,9]]; $headers = array_shift($x); array_walk( $x, function(&$row) use ($headers) { $row = array_combine($headers, $row); } ); $y = json_export($x,true); echo $y;
based on qsuBT
Output for 7.0.0 - 7.3.1
Fatal error: Uncaught Error: Call to undefined function json_export() in /in/qMFAR:13 Stack trace: #0 {main} thrown in /in/qMFAR on line 13
Process exited with code 255.
Output for 5.4.9 - 5.6.28
Fatal error: Call to undefined function json_export() in /in/qMFAR on line 13
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/qMFAR on line 3
Process exited with code 255.