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run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); $a = [ [0,1, 2, 3, 4, 0, 5, 6, 4, 3, 2, 1,0], [0, 2, 3, 4, 0, 5, 6, 4, 3, 2, 0], [0, 3, 4, 0, 5, 6, 7,8,4, 3, 0], [-1,0,1,2,3,4,2,1,0,-1] ]; function getMin( $a ) { return min($a); } foreach ($a as $arr) { while( ( $arr != null ) ) { $arr = array_values(array_filter($arr)); if ($arr == null) { break; } $min = getMin( $arr ); foreach ($arr as &$e) { $e -= $min; } unset($e); echo join(" ",$arr),"\n"; } echo "\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
0 1 2 3 4 5 3 2 1 0 0 1 2 3 4 2 1 0 0 1 2 3 1 0 0 1 2 0 0 1 0 0 1 2 3 4 2 1 0 0 1 2 3 1 0 0 1 2 0 0 1 0 0 1 2 3 4 5 1 0 0 1 2 3 4 0 0 1 2 3 0 1 2 0 1 0 0 2 3 4 5 3 2 0 0 1 2 3 1 0 0 1 2 0 0 1 0

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