3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php // PHP5.3: but must use array(); PHP5.4+ $start = '1,2,3\n,4,5,6,\n,7,8,9'; $it = [['k' =>',', 'v'=>''], ['k'=>'\n', 'v'=>"\n"]]; // aproximating tuple seq print array_reduce($it, function($s, $a){ return str_replace( $a['k'], $a['v'], $s ); }, $start);
based on 3RVAU
Output for 5.4.0 - 7.2.0
123 456 789
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/OVPEK on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/OVPEK on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OVPEK on line 7
Process exited with code 255.