IrisPopExStrH IrisPopExStrH Variants: IrisPopExStr, IrisPopExStrW int IrisPopExStrH(IRIS_EXSTRP sstrp) Arguments sstrp Pointer to standard string pointer. Description Pops a value off argument stack and converts it to a 4–byte Unicode string. Return Values for IrisPopExStrH IRIS_NORES No result whose type can be returned has preceded this call. IRIS_ERSTRINGSTACK String stack overflow. IRIS_SUCCESS The operation was successful. IRIS_EXSTR_INUSE Returned if sstrp has not been initialized to NULL.