<?php $arr = array( array(5,5), array(4,3), array(4,0) ); // ______ - // | _____ mind. 1 Position komplett offen // || ____ Position mit Teilmengen geliefert // ||| ___ alles komplett // |||| $bitmask = bindec('0001'); printf("%04b\n", $bitmask); foreach ($arr as $w) { if ($w[0] == $w[1]) $bitmask |= bindec('0010'); printf("%04b\n", $bitmask); if ($w[1] == 0) $bitmask &= ~bindec('0101'); printf("%04b\n", $bitmask); if ($w[1] > 0) $bitmask &= ~bindec('0001'); printf("%04b\n", $bitmask); echo "=====\n"; } ?>
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