Checks whether the specified value is an integer. This function takes an argument of any type and returns a Boolean value. If the value is an integer, the function returns the Boolean value TRUE. If the value is not an integer, the function returns the Boolean value FALSE.

Syntax

IsInteger(<value>)

Input

value

Boolean, date, integer, number, string

The value to check.

Output

Boolean

Examples

Assume that you have a form in which there is a text question and a number question. The text question has the reference name first_name and was answered Lee. The number question has the reference name number_of_cars and was answered 2.

• The expression IsInteger($number_of_cars) returns TRUE.
• The expression IsInteger(2) returns TRUE.
• The expression IsInteger(2.0) returns FALSE. 
• The expression IsInteger($first_name) returns FALSE.
• The expression IsInteger("Lee") returns FALSE.