3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array (0 => 'title=Addition Worksheet', 1 => 'operator=+', 2 => 'numOfQue=6', 3 => 'final_result=positive', 4 => 'marks=3', 5 => 'numOfQueSet=3', 6 => 'orientation=vertical', 7 => 'fnum=1', 8 => 'snum=1' ); $arr2=[]; foreach($arr as $val){ list($key, $value) = explode('=', $val); //echo "\n".$key.' = '.$value; $arr2[trim($key)] = trim($value); } print_r($arr2);

preferences:
152.11 ms | 406 KiB | 5 Q