Unicode Intrinsic Functions - IsNull Method

Test if the variable is a LANSA null

Member of Unicode Intrinsic Functions (PRIM_LIBI.IUnicodeIntrinsics)


Name Type Data Type Description
Result *Result (Optional) Boolean True is the string a LANSA null


IsNull tests a variable and returns True if it contains the appropriate LANSA null value for the data type.
e.g. Zero for numeric fields or blank for alphanumeric fields.

See also

All Component Classes

Technical Reference

LANSA Version 15, April 2020