To cast variable to array, use the below syntax −
$yourNewVariableName=(array)$yourVariableName;
The PHP code is as follows −
Example
<!DOCTYPE html>
<html>
<body>
<?php
$nameArray=Array('Mike','Sam','David');
$valueArray=(array)$nameArray;
print_r($valueArray);
?>
</body>
</html>Output
Array ( [0] => Mike [1] => Sam [2] => David )