函数RV_ORDER_FLOW_INFORMATION可以获取SO凭证流
call function ‘RV_ORDER_FLOW_INFORMATION‘
exporting
aufbereitung = ‘2‘
belegtyp = ‘C‘
comwa = l_comwa " SO.
nachfolger = ‘X‘
n_stufen = ‘50‘
vorgaenger = ‘X‘
v_stufen = ‘50‘
* IMPORTING
* BELEGTYP_BACK =
tables
vbfa_tab = l_itab_vbfa_temp
exceptions
no_vbfa = 1
no_vbuk_found = 2
others = 3.
使用函数RV_ORDER_FLOW_INFORMATION获取SO凭证流
原文：http://blog.csdn.net/champaignwolf/article/details/46610253