手动调用 选择屏幕

用  SELECTION-SCREEN BEGIN OF SCREEN nnnn.

    SELECTION-SCREEN END OF SCREEN nnnn. 来定义.

再用Call selection-screen nnnn来调用该选择屏幕

 

TABLES zstudent.

PARAMETERS p_a.
*********** Define selection-screen 9999   **********************
SELECTION-SCREEN BEGIN OF SCREEN 9999.
SELECT-OPTIONS so FOR zstudent-stu_no.
SELECTION-SCREEN END OF SCREEN 9999.

 

START-OF-SELECTION.

  MESSAGE i000(o0) WITH 'I want to go screen 9999'.

  CALL SELECTION-SCREEN 9999.