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run code in 150+ php & hhvm versions
Bugs & Features
<?php $root = array( 1=>'cat1', 2=>'cat2', 3=>'cat3' ); $child_1 = array( 1=>'sub_cat1', 2=>'sub_cat2', 3=>'sub_cat3' ); $child_2 = array( 1=>'sub_sub_cat1', 2=>'sub_sub_cat2', 3=>'sub_sub_cat3' ); function getAllCombinationsArray($source_arrays = array(), $key = '', $value = ''){ $return = array(); $current = array_shift($source_arrays); foreach($current as $ck => $cv) { $ckey = $key.$ck; $cvalue = $value.$cv; if(!empty($source_arrays)) { $return += getAllCombinationsArray($source_arrays, $ckey.'_', $cvalue.' -> '); } else { $return[$ckey] = $cvalue; } return $return; } print_r(getAllCombinationsArray(array($root, $child_1, $child_2)));
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected end of file in /in/khjJh on line 24
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected $end in /in/khjJh on line 24
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/khjJh on line 24
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/khjJh on line 24
Process exited with code 255.