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<?php $str = '[ ["key1", "value1"], ["key2", "value2"], ["key3", "value3"] ]'; preg_match_all('/(\[("(.*?)"), ("(.*?)")\])/i', $str, $matches); //Now we have in $matches[3] and $matches[5] the keys and the values //and we would now turn this into an array using a loop $new_array = array(); for($k = 0; $k < count($matches[3]); $k++) { $new_array[$matches[3][$k]] = $matches[5][$k]; } var_dump($new_array);

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