You need to check if a variable in your PHP script is an integer. How would you do this?
- is_int($variable)
- is_string($variable)
- is_float($variable)
- is_numeric($variable)
To check if a variable is an integer in PHP, you can use the is_int() function. The is_int() function checks if a variable is of type integer. It returns true if the variable is an integer and false otherwise. This function is useful when you specifically need to verify that a variable is of integer type. Learn more: https://www.php.net/manual/en/function.is-int.php
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