# Function Reference

IsNumber

Checks if a variable's base type is numeric.

IsNumber ( variable )

Parameters

variable | The variable/expression to check.

Return Value

Success: | Returns 1.
Failure: | Returns 0 if expression is not numeric type.

Remarks

Variants can be of two base types: Strings and Numbers. Additionally, a number can be whole (integer) or fractional/floating-point.

Related

IsArray, IsFloat, IsInt, IsString

Example

IsNumber(42)