02_ABAP Workbench Tools & First Program

7/30/2019 02_ABAP Workbench Tools & First Program

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ABAP Workbench Tools & First

Program


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Contents

General Overview of Workbench Tools

Your First ABAP/4 Program


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Contents

General Overview of

Workbench Tools


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Object Browser

ABAP Dictionary

ABAP Editor

Function Library


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MENU:

Tools ABAP Workbench


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Workbench Tools Object Browser

MENU:


Overview

Object Navigator

T-CODE:

SE80


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Object Browser Initial Screen


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Object Browser


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Object Browser


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Workbench Tools ABAP Dictionary

MENU:


Development

ABAP Dictionary

T-CODE:

SE11


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ABAP Dictionary Initial Screen


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ABAP Dictionary

Contents


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ABAP Dictionary

Execute


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Workbench Tools ABAP Editor

MENU:


Development

ABAP Editor

T-CODE:

SE38


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ABAP Editor Initial Screen


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ABAP Editor

Direct Processing

(F8)


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Workbench Tools Function Library

MENU:


Development

Function Builder

T-CODE:

SE37


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Function Builder Initial Screen


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Function Builder

Test/Execute

(F8)


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Function Builder

Execute (F8)

Click


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Contents

Your First ABAP/4 Program


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Program Types

2 main types of ABAP/4 programs:

reports

dialog programs


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Program Types Report

Report:

to read data from the database and write

it out.

consists of only two screens

selection screen: contains input fields allowingthe user to enter criteria for the report.

output screen: contains the list= the output

from the report


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Program Types Dialog Program

Dialog Program:

flexible and complex

contains any number of screens

screen sequence can be changeddynamically at run-time


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Discovering Report Components

Source code (required)

Attributes (required)

Text elements (optional)

Documentation (optional)

Variants (optional)


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Program Naming Conventions

Programs created by customers developers

(us) are called customer programs.

Customer program name must start with theletter y or z.


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Hello world

Go to SE38 ABAP

Editor

Create program

Z_##_0201

Input attributes

Package $TMP


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Hello world

Add 1 line:

write Hello SAP World.

Choose Activate

Press F8 to execute


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Using the Chain Operator

tables lfa1.

tables lfb1.tables: lfa1, lfb1.

write / sy-dbcnt.

write wa_lfa1-lifnr.write: / sy-dbcnt, wa_lfa1-lifnr.


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Comment

An * (asterisk) in column one indicates that the entire line is acomment.

" (double quotes) anywhere on a line indicates that the remainder ofthe line is a comment.

* This is a comment

tables lfa1. " This is also a comment


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Summary

ABAP/4 programs are composed of components. Thecomponents are attributes, source code, variants, textelements and documentation. As a minimum, a program musthave attributes and source code.

ABAP/4 reports must begin with the report statement.

The chain operator is a colon (:). It is used to reduceredundancy where two or more statements begin with thesame word or sequence of words.

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02_ABAP Workbench Tools & First Program