The ItAppLine routine appends a new row at the end of an internal table, and returns the address of the row. The new line is initialized with 0. The calling syntax for ItAppLine is:
void * ItAppLine(ITAB_H itab);
Lines appended to a table can be updated immediately. You do not need to use ItGupLine to update them.
The corresponding ABAP operation is Append...
This function is defined in SAPITAB.H.
See also ItInsLine.