php how to make a variable int code example
Example 1: php to int
$num = "3.14";
$int = (int)$num;Example 2: php "?int"
// ? means $count can be NULL or integer, maybe PHP >=7.4
private ?int $count$num = "3.14";
$int = (int)$num;// ? means $count can be NULL or integer, maybe PHP >=7.4
private ?int $count