DspInfoValid
Checks if an object information block handle is valid. An object information block handle becomes invalid after it is destroyed, or if the user closes the page it is associated with. Use this function if background Cicode is using the object information block, and the operator closes the page.
Syntax
DspInfoValid(hInfo)
hInfo:
The object information block handle, as returned by DspInfoNew(). This handle identifies the table (or block) where all object data is stored.
Return Value
1 if the information block handle is valid, otherwise 0 (zero).
Related Functions
DspInfoNew, DspInfoField, DspInfoDestroy
Example
IF DspInfoValid(hInfo) THEN
EngValue=DspInfoField(hInfo,sTag,"Eng_Value");
END
See Also