*& 两个内表不同名称字段赋值的方法
*& 方法1：使用Loop循环手动赋值
*& 方法2：维护一个映射表，返回一个执行器，调用其execute方法
*& 方法3：CORRESPONDING #( )

TYPES :BEGIN OF developer,              "内表1name           TYPE string,focus_language TYPE string,salary         TYPE i,END OF developer,BEGIN OF presale,               "内表2name              TYPE string,focus_area        TYPE string,salary_plus_bouns TYPE i,END OF presale.DATA: developer_list TYPE TABLE OF developer WITH EMPTY KEY,presale_list1  TYPE TABLE OF presale WITH EMPTY KEY,presale_list2  TYPE TABLE OF presale WITH EMPTY KEY,presale_list3  TYPE TABLE OF presale WITH EMPTY KEY.developer_list = VALUE #( ( name = 'AAA' focus_language = 'ZH' salary = 1 )( name = 'BBB' focus_language = 'EN' salary = 2 ) )."方法一:使用Loop循环手动赋值
LOOP AT developer_list ASSIGNING FIELD-SYMBOL(<temp1>).APPEND INITIAL LINE TO presale_list1 ASSIGNING FIELD-SYMBOL(<temp2>).<temp2>-name = <temp1>-name.<temp2>-focus_area = <temp1>-focus_language.<temp2>-salary_plus_bouns = <temp1>-salary.
ENDLOOP."方法2：维护一个映射表，返回一个执行器，调用其execute方法
*DATA(it_mapping) = VALUE cl_abap_corresponding=>mapping_table( ( level = 0 kind = 1 srcname = 'name' dstname = 'name' ) ).
DATA(lo_mapping_executor) = cl_abap_corresponding=>create(source      = developer_listdestination = presale_list2mapping     = VALUE cl_abap_corresponding=>mapping_table(( level = 0 kind = 1 srcname = 'name' dstname = 'name' )( level = 0 kind = 1 srcname = 'focus_language' dstname = 'focus_area' )( level = 0 kind = 1 srcname = 'salary' dstname = 'salary_plus_bouns' ))).
lo_mapping_executor->execute( EXPORTING source = developer_listCHANGING  destination = presale_list2 )."方法3：CORRESPONDING #( )
presale_list3 = CORRESPONDING #( developer_list MAPPING name               = namefocus_area         = focus_languagesalary_plus_bouns  = salary         ).

推荐方法三，动态的话就用方法二。