ABAP读取长文本的方法

SAP中所有的项目文本都存在以下两张数据表中：

1. STXH  抬头项目文本 透明表

2. STXL  明细项目文本   透明表

长文本读取方法

首先在STXH和STXL中根据OBJECT NAME, TEXT ID,TEXT OBJECT查找到需要的文本对象，

然后通过READ_TEXT / READ_TEXT_INLINE函数来读取文本内容。 

以读取交货单文本为例：

1.获取OBJECT NAME, TEXT ID,TEXT OBJECT

2.获取交货单抬头、行项目长文本

FORM read_text USING u_name TYPE tdobname "OBJECT NAME,通常是订单ID&行项目号                     u_tdid TYPE tdid "TEXT ID                     u_tdobject TYPE tdobject "TEXT OBJECT                     u_split TYPE string               CHANGING c_text TYPE string.  DATA: ls_stxh TYPE stxh,        ls_stxl TYPE stxl,        lt_lines TYPE TABLE OF tline WITH HEADER LINE.  IF u_tdobject = 'VBBK'.    "STXH 抬头项目文本 透明表    SELECT SINGLE * INTO ls_stxh FROM stxh WHERE tdobject = u_tdobject AND tdname = u_name AND tdid = u_tdid AND tdspras = sy-langu.  ELSEIF u_tdobject = 'VBBP'.    "STXL 明细项目文本 透明表    SELECT SINGLE * INTO ls_stxl FROM stxl WHERE tdobject = u_tdobject AND tdname = u_name AND tdid = u_tdid AND tdspras = sy-langu.  ELSE.    "sy-subrc = 0.  ENDIF.  IF sy-subrc = 0.    CALL FUNCTION 'READ_TEXT'      EXPORTING*       CLIENT                        = SY-MANDT        id                            = u_tdid        language                      = '1'        name                          = u_name        object                        = u_tdobject*       ARCHIVE_HANDLE                = 0*       LOCAL_CAT                     = ' '*     IMPORTING*       HEADER                        =*       OLD_LINE_COUNTER              =      TABLES        lines                         = lt_lines[]*     EXCEPTIONS*       ID                            = 1*       LANGUAGE                      = 2*       NAME                          = 3*       NOT_FOUND                     = 4*       OBJECT                        = 5*       REFERENCE_CHECK               = 6*       WRONG_ACCESS_TO_ARCHIVE       = 7*       OTHERS                        = 8              .    IF sy-subrc = 0.* Implement suitable error handling here      CLEAR c_text.      LOOP AT lt_lines.        CONCATENATE c_text lt_lines-tdline INTO c_text SEPARATED BY u_split.  "解决回车事件 space        CLEAR lt_lines.      ENDLOOP.      CONDENSE c_text NO-GAPS.    ENDIF.  ENDIF.ENDFORM.                    "READ_TEXT