DATA LV_MATNR TYPE MARA-MATNR VALUE '212'. "增加物料的前导0 到18位 CALL FUNCTION 'CONVERSION_EXIT_MATN1_INPUT' EXPORTING INPUT = LV_MATNR IMPORTING OUTPUT = LV_MATNR. "增加前导0 到字段定义位数 CALL FUNCTION 'CONVERSION_EXIT_ALPHA_INPUT' EXPORTING INPUT = LV_MATNR IMPORTING OUTPUT = LV_MATNR. "增加前导0 到字段定义位数 LV_MATNR = |{ LV_MATNR ALPHA = IN }| . BREAK-POINT.
S4新语法没有增加到18位了