变量

DATA lv_number_of_authors TYPE i.

DATA(lv_number_of_authors) = 2.

lv_number_of_authors = 2.

变量

DATA lv_var2.

DATA(lv_var2) = lv_var1.

lv_var2 = lv_var1.

循环

DATA ls_work_area LIKE LINE OF   lt_itab.

LOOP AT lt_itab INTO DATA(ls_work_area).

在

LOOP AT lt_itab INTO ls_work_area.

"Processing steps

内部

"Processing steps

ENDLOOP.

表

ENDLOOP.

循环

FIELD-SYMBOLS <fs_row> LIKE   LINE OF lt_itab.

LOOP AT lt_itab ASSIGNING   FIELD-SYMBOL(<fs_row>).

在

LOOP AT lt_itab ASSIGNING   <fs_row>.

"Processing steps

内部

"Processing steps

ENDLOOP.

表

ENDLOOP.

临时

DATA: lt_tmp_table LIKE lt_itab.

DATA(lt_tmp_table) = lt_itab.

内部

lt_tmp_table = lt_itab.

表

读取

DATA ls_work_area LIKE LINE OF   lt_itab.

READ TABLE lt_itab INTO DATA(ls_work_area)   INDEX 1.

内

READ TABLE lt_itab INTO   ls_work_area INDEX 1.

IF sy-subrc EQ 0.

表

IF sy-subrc EQ 0.

"Code for successful READ

"Code for successful READ

ELSE.

ELSE.

"Code for failed READ

"Code for failed READ

ENDIF.

ENDIF.

读取

FIELD-SYMBOLS <fs_row> like   LINE OF lt_itab.

READ TABLE lt_itab ASSIGNING FIELD-SYMBOL(<fs_row>)   INDEX 1.

内

READ TABLE lt_itab ASSIGNING   <fs_row> INDEX 1.

IF sy-subrc EQ 0.

表

IF sy-subrc EQ 0.

"Code for successful READ

"Code for successful READ

ELSE.

ELSE.

"Code for failed READ

"Code for failed READ

ENDIF.

ENDIF.

读取

Note:

TRY.

内

Old READ statement is used for   demonstration.

DATA(ls_work_area1) = lt_itab[ 1 ].

表

New READ syntax can be used as   shown here.

"Code for successful READ

CATCH cx_sy_itab_line_not_found.

"Code for failed READ

ENDTRY.

选择

TYPES:

SELECT carrid, connid, fldate

查询

BEGIN OF ty_fls,

FROM sflight

carrid TYPE sflight-carrid,

INTO TABLE @DATA(lt_flights).

connid TYPE sflight-connid,

fldate TYPE sflight-fldate,

END OF ty_fls.

DATA lt_flights TYPE STANDARD TABLE   OF ty_fls.

SELECT carrid connid fldate

FROM sflight

INTO TABLE lt_flights.

方法

DATA lv_result TYPE char5. 

sample_method(

调用

sample_method(

EXPORTING iv_input = iv_test

EXPORTING iv_input = iv_test

IMPORTING iv_result = DATA(lv_result)   ).

IMPORTING iv_result = lv_result ).

支持

DATA lv_count TYPE i.

FIND 'J' IN 'JAGDISH' MATCH   COUNT DATA(lv_count).

变量

FIND 'J' IN 'JAGDISH' MATCH COUNT   lv_count.

对象

DATA lo_obj TYPE REF TO lcl_abap.

DATA(lo_obj) = NEW lcl_abap( ).

CREATE OBJECT lo_obj.

工厂

DATA :

TRY. 

方法

lo_table    TYPE REF   TO cl_salv_table,

cl_salv_table=>factory(

调用、

lo_function TYPE REF TO   cl_salv_functions_list,

IMPORTING r_salv_table = DATA(lo_table)

对象

lx_msg        TYPE REF TO cx_salv_msg,

CHANGING    t_table      = lt_output_tab ).

和

lx_alv        TYPE REF TO cx_salv_not_found.

DATA(lo_function) =   lo_table->get_functions( ).

异常

lo_function->set_all( ).

TRY.

CATCH cx_salv_msg INTO DATA(lx_msg).

cl_salv_table=>factory(

"Handle Error

IMPORTING r_salv_table = lo_table

CATCH cx_salv_not_found INTO DATA(lx_alv).

CHANGING    t_table      = lt_output_tab).

"Handle Error

ENDTRY.

lo_function = lo_table->get_functions(   ).

lo_function->set_all( ).

CATCH cx_salv_msg INTO lx_msg.

"Handle Error

CATCH cx_salv_not_found INTO   lx_alv.

"Handle Error

ENDTRY.