Boolean Intrinsic Functions - IsNull Method

Test if the variable is a LANSA null

Member of Boolean Intrinsic Functions (PRIM_LIBI.IBooleanIntrinsics)

Parameters

NameTypeData TypeDescription
Result*Result (Optional)BooleanTrue if the variable is null

Details

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

Febuary 18 V14SP2