简而言之,Data Element 是点,Structure 是线,而 Table Type 则是面。为何笔者这么说?听我细细道来。 ABAP Data element(数据元素) ABAP Data element 是 ABAP 这门编程语言里预定义数据类型的一个封装。 这些预定义数据类型的列表如下图所示: 有些ABAP 初学者对此不太理解,既然 ABAP 编程语言提供了这么多的预...
Table type TABTYPE shown in the graphic can be used with the statement DATA<name>TYPE TABTYPE in ABAP programs to define an internal table<name>. A local type<name>that takes on the attributes of type TABTYPE can be defined in the program with TYPES<name>TYPE TABTYPE. ...
For the line type linetype, you can specify:· Any data type if you are using the TYPE addition. This can be a predefined ABAP type, a local type in the program, or a data type from the ABAP Dictionary. If you specify any of the generic elementary types c, n, p and x , any ...
介绍(一) ABAP里提供了三种内表,分别是: 1, STANDARD TABLE 与TYPE TABLE OF 效果一样,都是标准表 2, SORTED TABLE 3, HASHED TABLE 在不同的场合下,READ TABLE查找数据时三种内表会有不同的效率。 STANDARD TABLE是标准表,也是最常用的内表,特点如下: 1, 可以不指定KEY,但只能指定 NON-UNIQUE KEY 2,...
如果会debug，其实range table就是所谓的屏幕字段变量，当你定义select-option的时候，你去debug，你会看见range table的 TYPES : BEGIN OF TY_DATA, SIGN(1) TYPE C, OPTION(2) TYPE C, LOW TYPE MATNR, HIGH TYPE MATNR,END OF TY_DATA.DATA : WA_DATA TYPE TY_DATA, ...
SAP Managed Tags: ABAP Development A table type describes the structure and functional attributes of an internal table in ABAP. For example, A table type YSAM as a struture YSAMPLE. Then while declaring a internal table it can be just declared as data: i_data type ysam. Then while ...
street(30) TYPE c,END OF t_address.DATA itab_add TYPE TABLE OF t_address. 相关知识点: 试题来源: 解析 TYPE TABLE OF = TYEP STANDARD TABLE OF意思是定义一个内表itab_add,内表的结构是跟类型t_address是一致的.也就是说:将来内表itab_add的每条记录都有no和street这两个字段....
tabnameTYPEstring,"表名tabclassLIKEdd02vv-tabclass,"表格类型ENDOFget_table.DATA: gs_layoutTYPEslis_layout_alv, gt_fieldcatTYPEslis_t_fieldcat_alv ,"with header line.wa_fieldcatTYPEslis_fieldcat_alv.***Includes Module***
TYPE/LIKE STARDARD TABLE OF 但是现在 SAP 的建议是不要使用 OCCURS,因为它在 OOPS 概念中已经过时了。此外,如果我们使用 OCCURS,则内部表的名称和标题行将相同。所以会混淆哪个是工作区,哪个是标题行。所以需要总是去明确的工作区。 TYPE/LIKE STANDARD TABLE OF功能也可以更多一点,因为它可以是LIKE HASHED TABL...
SAP Managed Tags: ABAP Development Hi, I have to use one statement in field-symbol similar to "move-corresponding" in normal internal table.Is it possible to use statement similar to "Move-corresponding in field-symbols". For Eg: Field-symbols <FA_IT> type standard table. data:begin of...