[转]ABAP:区别CALL SCREEN/SET SCREEN/LEAVE TO SCREEN
摘要:
1,CALL SCREEN XXXX将在Screen调用栈(CALL STACK)上面添加一层调用(进栈),调用XXXX的PBO和PAI,如果XXXX的Next Screen不为0,那么将继续其Next Screen的PBO和PAI,如此继续~~~当最后碰到Next Screen为0时,该层调用将从调用栈中退出(出栈),然后系统将继续执行CALL SCREEN XXXX之后的语句。2,SET SC... 阅读全文
posted @ 2010-06-24 16:26 GavinGan 阅读(625) 评论(0) 推荐(0) 编辑