<?php $hashs = array(); $vals = array(); for($i = 0; $i < 20; $i++){ $hashs[] = md5(rand()); $values = array(); for($i = 0; $i < 20; $i++){ $values[] = array( "Preis" => rand() ); } $vals[] = $values; } $groups = array_combine($hashs, $vals); var_dump($groups); $prices = array_column($groups[$hashs[0]], "Preis"); echo max($prices); echo ($m == max($prices))?"yes":"nope";
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