BDC中，日期输入格式不正确：可调用FM CONVERT_DATE_TO_EXTERNAL
DATA:l_bdcfield LIKE bdcdata-fval."BDC field value. CLEAR l_bdcfield. CALL FUNCTION ‘CONVERT_DATE_TO_EXTERNAL‘ EXPORTING date_internal = gwa_output-duedt IMPORTING date_external = l_bdcfield.
BDC 用户输入日期转系统日期格式： CONVERT_DATE_TO_EXTERNAL
原文：https://www.cnblogs.com/JackeyLove/p/13191054.html