LOOP AT itab ASSIGNING FIELD-SYMBOL(<wa>) GROUP BY ( key1 = <wa>-key1 key2 = <wa>-key2 ) WITHOUT MEMBERS REFERENCE INTO DATA(group_key). cl_demo_output=>write( group_key->* ). ENDLOOP. cl_demo_output=>display( )
|{REFERENCE INTO dref} |{TRANSPORTING NO FIELDS}... Effect Defines the output behavior of aLOOPacross an internal table. There are four alternatives for the output behavior: The additionINTOis used to assign the content of the current row to a work areawa. ...
LOOPATt_customresINTODATA(ls_cust1)GROUP BY(route=ls_cust1-routesize=GROUPSIZEindex=GROUPINDEX)ASCENDINGREFERENCEINTODATA(route_group). LOOP AT with GROUP BY As the name suggests, GROUP BY addition groups the rows of the ITAB and the executes the LOOP across the groups. The loop gets exec...
"1 LOOP AT components REFERENCE INTO DATA(component). "2 LOOP AT components ASSIGNING FIELD-SYMBOL(<component>). 除非你需要使用以下: ASSIGN generic->* TO FIELD-SYMBOL(<generic>). ASSIGN COMPONENT name OF STRUCTURE structure TO FIELD-SYMBOL(<component>). ASSIGN (class_name)=>(static_member)...
ABAP的LOOP AT GROUP BY这个关键字组合简直就像是为这个需求量身定做一般:给GROUP BY指定obtyp和stsma这两列,然后LOOP AT会自动将输入内表的行记录根据这两列的值进行分组,每组行记录的个数通过关键字GROUP SIZE自动计算出来,每组各自的obtyp和stsma的值,以及组内行记录的条目数,存储在REFERENCE INTO指定的变量gr...
Copy current table row for LOOP AT 找出所有LOOP AT ... INTO之处,理论上这些地方都可以用LOOP AT ... REFERENCE INTO或者ASSIGNING <fs>替换。当内表的行结构体字段很多时,使用后两种方式可以获得一些性能的提升。 Low-Perform. Parameter Transfers - 检测所有参数传递使用"Pass by Value"之处 ...
MODIFY { { TABLE itab [USING KEY key_name|(name)] | {itab INDEX idx [USING KEY key_name|(name)]} | {itab [USING KEY loop_key]} } FROM wa [TRANSPORTING comp1 comp2...] [{ASSIGNING <fs> [CASTING]} | {REFERENCE INTO dref}]|itab FROM wa [USING KEY key_name|(name)] ...
INTO DATA(group). LOOP AT GROUP group INTO member. ... ENDLOOP. ENDLOOP. LOOP AT itab INTO wa GROUP BY wa ASSIGNING FIELD-SYMBOL(<group>). LOOP AT GROUP <group> INTO member. ... ENDLOOP. ENDLOOP. LOOP AT itab INTO wa GROUP BY wa REFERENCE INTO DATA(group_ref...
ABAP的LOOP AT GROUP BY这个关键字组合简直就像是为这个需求量身定做一般:给GROUP BY指定obtyp和stsma这两列,然后LOOP AT GROUP BY会自动将输入内表的行记录根据这两列的值进行分组,每组行记录的个数通过关键字GROUP SIZE自动计算出来,每组各自的obtyp和stsma的值,以及组内行记录的条目数,存储在REFERENCE INTO指...
LOOP AT columnfromfile REFERENCE INTO DATA(currentcolumn). cellvalue = firstsheet->get_cell_content( EXPORTING iv_row = currentrow iv_column = currentcolumn->*-column ). ASSIGN COMPONENT currentcolumn->*-columnname OF STRUCTURE <currentrow> TO FIELD-SYMBOL(<cellvalue>). <cellvalue> = cell...