array_combine Function
$first = array('1', '2', '3');
$second = array('ravi', 'vinod', 'rajesh');
array_combine($first, $second)
Result is:Array([1] => ravi[2] => vinod[3] => rajesh);
array_marge Function
$first = array('1' => 'ramesh', '2' => 'rajesh');
$second = array('3' => 'ravi', '4' => 'rajesh');
array_marge($first, $second)
Result is:
Array('1' => 'ramesh', '2' => 'rajesh', '3' => 'ravi', '4' => 'rajesh');
