Search results for: "Is_numeric"

What is the difference between is_integer and is_numeric in PHP?

The main difference between is_integer and is_numeric in PHP is that is_integer specifically checks if a variable is an integer data type, while is_nu...

What is the difference between is_int and is_numeric in PHP?

The main difference between is_int and is_numeric in PHP is that is_int specifically checks if a variable is an integer, while is_numeric checks if a...

How can negating the is_numeric function affect the conditional statements in PHP?

Negating the is_numeric function in PHP can affect conditional statements by changing the logic of the condition. If is_numeric returns false, negatin...

What is the importance of using is_numeric() over is_int() when validating form input in PHP?

When validating form input in PHP, it is important to use is_numeric() over is_int() because is_numeric() checks if a variable is a number or a numeri...

What is the difference between the is_int and is_numeric functions in PHP when checking variable types?

The main difference between the is_int and is_numeric functions in PHP is that is_int specifically checks if a variable is an integer, while is_numeri...