如何读取EXCEL文件到内表

1 定义内表
data: gt_data type alsmex_tabline occurs 0 with header line.

2 定义文件参数
parameters:
p_file like rlgrap-filename.

3定义文件帮助
at selection-screen on value-request for p_file.
perform select_file.
form select_file .
call function 'WS_FILENAME_GET'
exporting
mask = ',Excel Files,*.xls,All Files,*.*.'(101)
title = '选择文件'(100)
importing
filename = p_file
exceptions
inv_winsys = 1
no_batch = 2
selection_cancel = 3
selection_error = 4
others = 5.
if sy-subrc <> 0 and sy-subrc <> 3.
message e100(zdev) with '选择文件出错！'(007).
endif.
endform.

4 读取EXCEL 文件到内表
" SELECT_FILE

call function 'ALSM_EXCEL_TO_INTERNAL_TABLE'
*倒入EXCEL数据到内表
exporting
filename = p_file
i_begin_col = '1'
i_begin_row = '1'
i_end_col = '4'
i_end_row = '5000'
tables
intern = gt_data.
sort gt_data by row col value.

5 数据转换
loop at gt_data.
if g_row <> gt_data-row and sy-tabix > 1 .
append gt_zfi025.
clear gt_zfi025.
endif.
gt_zfi025-mandt = sy-mandt.
case gt_data-col.
when 1. gt_zfi025-bukrs = gt_data-value.
when 2. gt_zfi025-bzirk = gt_data-value.
when 3. gt_zfi025-vkbur = gt_data-value.
when 4. gt_zfi025-money = gt_data-value.
endcase.
g_row = gt_data-row.
clear gt_data.
endloop.