[Solved] Split PHP Variable in to array?

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A regex solution: 

<?php 
    $str = "ckb=199&ckb=232&ckb=200&ckb=233&ckb=201&ckb=234";
    preg_match_all("/=([^&]+|.*$)/", $str, $matches); 
    print_r($matches[1]); 
?>

Output: 

Array
(
    [0] => 199
    [1] => 232
    [2] => 200
    [3] => 233
    [4] => 201
    [5] => 234
)

solved Split PHP Variable in to array?