3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function serializeContext($default, $optional) { return "'" . implode("', '", array_merge( $default, $optional )) . "'" ; } $a = array( array('test1', 'test2', 'test3'), array('test4', 'test5', 'test6') ); $b = array('test7'); // var_dump(serializeContext($a, $b)); // echo array_reduce($a, // function($carry, $next){ // return $carry . $next; // }, ''); // var_dump(array_reduce($a, function($carry, $next){ // return $carry .= " $next"; // })); // var_dump(array_reduce($a, function($carry, $next){ // $carry[] = $next; // return $carry; // })); array_reduce($a, function($carry, $next){ $carry[] = $next; print_r(array_column($carry)); }, array());
based on PUXAI
Output for 5.5.24 - 7.2.6
Warning: array_column() expects at least 2 parameters, 1 given in /in/RbVG9 on line 36 Warning: array_column() expects at least 2 parameters, 1 given in /in/RbVG9 on line 36
Output for 5.3.0 - 5.4.45
Fatal error: Call to undefined function array_column() in /in/RbVG9 on line 36
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/RbVG9 on line 32
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 T_FUNCTION in /in/RbVG9 on line 32
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RbVG9 on line 32
Process exited with code 255.