相关函数： WS_QUERY: 判断文件夹路径是否存在。 GUI_CREATE_DIRECTORY: 创建文件夹。
检查指定的文件夹是否存在，若不存在则创建新文件夹。
REPORT Z_EXAMPLE_01 .
parameter: l_file type localfile.
data: status type c.
" 保存文件夹的路径
data: begin of folder occurs 0,
dire type localfile,
end of folder.
" 保存文件夹路径识别符号。
data: begin of sign occurs 0,
sig type c,
end of sign.
start-of-selection.
clear: folder[],sign[],status.
" 新增文件夹路径识别符号，如果没有相关的符号则为无效路径
sign-sig = '/'.
append sign.
sign-sig = '\'.
append sign.
search l_file for sign.
" 判断文件夹路径字符串是否有效，无效退出
if sy-subrc <> 0 .
message e005(zmess) with 'not valuable directory!'.
exit.
else.
" 检查该文件夹是否已经存在
perform checkdir using l_file changing status.
if status = 1.
message e005(zmess) with 'the directory is exit!'.
exit.
endif.
endif.
split l_file at sign into table folder.
read table folder index 1.
l_file = folder-dire." 内表的第一行为盘符
loop at folder.
" 循环读取文件夹字符，检查该路径是否存在，不在则创建
if sy-tabix > 1.
concatenate l_file '\' folder-dire into l_file.
perform checkdir using l_file changing status.
if status = 0.
perform createrdir using l_file .
endif.
endif.
endloop.
*---------------------------------------------------------
*- 检查路径是否存在，存在则函数返回 1 ，不存在返回 0 --------
*---------------------------------------------------------
form checkdir using dir type localfile changing ret type c.
CALL FUNCTION 'WS_QUERY'
EXPORTING
* ENVIRONMENT =
FILENAME = DIR
QUERY = 'DE'
* WINID =
IMPORTING
RETURN = RET
EXCEPTIONS
INV_QUERY = 1
NO_BATCH = 2
FRONTEND_ERROR = 3
OTHERS = 4.
ENDFORM. "checkdir
*---------------------------------------------------------
*----- 根据路径创建文件夹 ----------------------------------
*---------------------------------------------------------
FORM CREATERDIR USING DIR TYPE LOCALFILE.
CALL FUNCTION 'GUI_CREATE_DIRECTORY'
EXPORTING
DIRNAME = DIR
EXCEPTIONS
FAILED = 1
OTHERS = 2.
WRITE: / 'CREATE DIRECTOR SUCCESS,PATH:',DIR.
ENDFORM. "CREATERDIR
标签：status,创建,sign,文件夹,file,folder,SAP,type From： https://blog.51cto.com/u_15680210/5751334