IsNumber

Checks if specified value is number.

Syntax

IsNumber("value");

Function arguments

• value – (String) The value to be checked

Return value

This function returns Decimal.
Returns true if specified value is numeric, otherwise returns false.

Examples

Example 1:
This will check if value from VAT field is numeric value

if (IsNumber([VAT])) {[Brutto]=[Netto]*[Vat]/100 }