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<?php $testas = array( '0' => '1', '1' => '0', '2' => '1', '3' => '1', '4' => '0', '5' => '1', '6' => '0', '7' => '0', '8' => '0', '9' => '1', ); foreach ($testas as $k => $v) { if ($v == '0') { unset($k); } } var_dump($testas);
Output for 4.3.0 - 7.1.0
array(10) { [0]=> string(1) "1" [1]=> string(1) "0" [2]=> string(1) "1" [3]=> string(1) "1" [4]=> string(1) "0" [5]=> string(1) "1" [6]=> string(1) "0" [7]=> string(1) "0" [8]=> string(1) "0" [9]=> string(1) "1" }