Example
REPORT z_template.
CLASS lcl_program DEFINITION ABSTRACT FINAL.
PUBLIC SECTION.
CLASS-METHODS start_of_selection.
CLASS-METHODS initialization.
CLASS-METHODS end_of_selection.
ENDCLASS.
CLASS lcl_program IMPLEMENTATION.
METHOD initialization.
ENDMETHOD.
METHOD start_of_selection.
ENDMETHOD.
METHOD end_of_selection.
ENDMETHOD.
ENDCLASS.
INITIALIZATION.
lcl_program=>initialization( ).
START-OF-SELECTION.
lcl_program=>start_of_selection( ).
END-OF-SELECTION.
lcl_program=>end_of_selection( ).