Local abstract class with example using parameters.
1. Goto SE38. 2. Give program name and click on create. 3. Give description and select type executable program . 4. Write code. REPORT zab_cl_abstract . DATA : lv_erzet TYPE erzet , lv_erdat TYPE erdat , lv_vbtyp TYPE vbtyp , lv_ernam TYPE ernam . PARAMETERS : p_vbeln TYPE vbeln . PARAMETERS : p_r1 TYPE c RADIOBUTTON GROUP g1 , p_r2 TYPE c RADIOBUTTON GROUP g1 . CLASS cl_abstract DEFINITION ABSTRACT . PUBLIC SECTION . METHODS display ABSTRACT IMPORTING pvbeln TYPE vbeln EXPORTING perzet...