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ABAP的代码规范标准

    【IT168 技术文章】

    ABAP代码编写要求

    1、单元格式

    ************************************************************************

    * Copyright 2006 C-Bons Wuhan                                          *

    * All Rights Reserved                                                  *

    *----------------------------------------------------------------------*

    * Program Name : ZXXXXX                                                *

    * Project      : C-Bons SAP Implementation Project                     *

    * Program Title:                                                       *

    * Created by   : DEVXX                                                 *

    * Created on   : 2006/02/18                                            *

    * Version      : 1.0                                                   *

    * Function Description:                                                *

    *                                                                      *

    *----------------------------------------------------------------------*

    * Data Table List:                                                    *

    *如维护操作的表,数据计算来源等表

    *----------------------------------------------------------------------*

    * Refrence Table List:                                                 *

    *如联络处描叙,输入帮助等用到的表

    *----------------------------------------------------------------------*

    * Modification Log:                                                    *

    ************************************************************************

    * Date        Programmer     Correction Number      DesingDoc Number   *

    * YYYY/MM/DD  XXXXXXXX       DEVK9nnnnnn                               *

    ************************************************************************

    注意:版本修改信息中设计文档版本有对应的文档则必须填写。

    单元命名规则

    对于复杂的程序,可以将其编写为多个INCLUDE,不同作用的代码放在不同的INCLUDE中,各个INCLUDE的名称按下表编写

    代码的作用 单元名称

    Events(TOP-OF-PAGE等) ZXXXXE01

    Subroutines(Form routines) ZXXXXF01

    PAI Modules ZXXXXI01

    PBO Modules ZXXXXO01

    Global Data ZXXXXTOP

    Input Help ZXXXXH01

    其中:ZXXXX为程序名。

    事件代码必须遵循编写顺序

    Initialization

    At Selection-Screen OutPut

    At Selection-Screen

    START-OF-Selection

    At Select-Screen on XXXX

    At Select-Screen on value request for XXXXX

    At Select-Screen on help request for XXXXX

    共用函数的格式

    ************************************************************************

    * Function Name : XXXXX                                                    *

    * Created by   : DEVXX                                                 *

    * Created on   : 2006/02/18                                            *

    * Function Description:                                                *

    *                                                                      *

    *----------------------------------------------------------------------*

    *参数说明                   *

    *                                                                      *

    *----------------------------------------------------------------------*

    * Modification Log:                                                    *

    ************************************************************************

    * Date        Programmer   Description           *

    * YYYY/MM/DD  XXXXXXXX                                                 *

    子函数的格式

    ************************************************************************

    * Form Name : XXXXX                                                    *

    * Created by   : DEVXX                                                 *

    * Created on   : 2006/02/18                                            *

    * Form Description:                                                *

    *                                                                      *

    *----------------------------------------------------------------------*

    *参数说明                   *

    *                                                                      *

    *----------------------------------------------------------------------*

    * Modification Log:                                                    *

    ************************************************************************

    * Date        Programmer   Description           *

    * YYYY/MM/DD  XXXXXXXX                                                 *

    ************************************************************************

   

  2.变量命名规则

    Type Name:T_

    Internal tables (global): gt_

    Internal Tables (Local):it

    工作区(structure): wa_

    全局变量: g_

    局部变量: l_

    Ranges = r_

    Selection screen parameter: p_

    select-options : s_

    函数参数命名规则:

    IMPORTING parameters   IM_<parameter name>

    EXPORTING parameters  EX_<parameter name>

    CHANGING parameters   CH_<parameter name>

    返回参数      RE_<result>

    变量定义顺序

    ************************************************************************

    *DATA     DECLARATION                                             *

    ************************************************************************

    *----------------------------------------------------------------------*

    * CONSTANTS                                  *

    *----------------------------------------------------------------------*

    CONSTANTS:

    C_TOTAL(8)  TYPE C       VALUE 'WA_TOTAL'.

    *----------------------------------------------------------------------*

    *TABLES                                        *

    *----------------------------------------------------------------------*

    TABLES: AFKO,     "Order header data PP orders

    AFPO,     "Order item

    JEST,     "Object status

    RESB,     "Reservation/Dependent Requirements

    AUFK,     "Order master data

    MAKT,     "Material Descriptions

    TJ02T.    "System status texts

    *----------------------------------------------------------------------*

    * TYPES OR TYPE-POOLS                        *

    *----------------------------------------------------------------------*

    TYPES: BEGIN OF T_AUFK,

    AUFNR   LIKE AUFK-AUFNR,  "Order number

    AUART   LIKE AUFK-AUART,  "Order type

    LOEKZ   LIKE AUFK-LOEKZ,  "Deletion flag

    OBJNR   LIKE AUFK-OBJNR,  "Object number

    END OF T_AUFK.

    *----------------------------------------------------------------------*

    * INTERNAL TABLES AND WORK AREAS          *

    *----------------------------------------------------------------------*

    DATA: I_AUFK    TYPE T_AUFK    OCCURS 0,

    WA_AUFK   TYPE T_AUFK.

    *----------------------------------------------------------------------*

    * GLOBAL VARIABLES                           *

    *----------------------------------------------------------------------*

    DATA: G_FLAG.

    屏幕编号规则

    选择屏幕编号范围:1000-1999

    录入屏幕编号范围:1-999

    子屏幕编号范围:3000-4999

    注释规则

    1) 任何全局变量要简单解释作用或使用地方

    2) 任何函数超过30行的函数或form必须在关键位置加注释,3) 解释操作意图

    4)

    消息提示使用规则

    5) 消息请使用ZDEV的标6) 准的消息文本;

    7) 如果标8) 准消息文本中没有的请找熊红梅增加,9) 自己不10) 得维护;

    注释里的创建日期和修改日期必须认证填写为实际日期

    Status命名规则为:Menu+屏幕号,共用的为Menu+Main

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