Date Intrinsic Functions - IsNull Method
Test if the variable is a LANSA null
Member of Date Intrinsic Functions (PRIM_LIBI.IDateIntrinsics)
Parameters
Name |
Type |
Data Type |
Description |
Result |
*Result (Optional) |
Boolean |
True 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.