PHP is_int() Function
The PHP is_int() function in PHP is used to find whether a variable is an integer or not. It returns a Boolean value true if the parameter var is integer else it returns false.
Syntax
is_integer( mixed $var )
Parameter
var(required)- This parameter represents the value to check.
Return
This function returns a Boolean value TRUE if the parameter var is an integer, else it returns FALSE.
Example 1
Output
bool(true) bool(false)
Example 2
Output
bool(false) bool(false) bool(false)
Example 3
Output
1232 is an int value.