ABAP

1. delete leading Zeors.

shift wa_final1-hkont LEFT DELETING LEADING '0'.


2. Radio Button

SELECTION-SCREEN: begin of block b2 with FRAME title text-002.

PARAMETERS: rb1 RADIOBUTTON GROUP Gr1,
            rb2 RADIOBUTTON GROUP gr1.

SELECTION-SCREEN: end of block b2.


3. 

This statement will INSERT records into the Ztable if no records found corresponding to the key fields.

But if rcords found for key fields, it will work as UPDATE statement into Ztable.