Binary String Intrinsic Functions - IsNull Method
Test if the variable is a LANSA null
Member of Binary String Intrinsic Functions (PRIM_LIBI.IBinaryStringIntrinsics)
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.