Manual Abap
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Publicado: 28 de febrero de 2013
BC - ABAP Programming
Release 4.6C
HELP.BCABA
BC - ABAP Programming
SAP AG
Copyright
© Copyright 2001 SAP AG. All rights reserved. No part of this publication may be reproduced or transmitted in any form or for any purpose without the express permission of SAP AG. The information contained herein may be changed without prior notice. Some software products marketed by SAP AGand its distributors contain proprietary software components of other software vendors. Microsoft , WINDOWS , NT , EXCEL , Word , PowerPoint and SQL Server are registered trademarks of Microsoft Corporation. IBM , DB2 , OS/2 , DB2/6000 , Parallel Sysplex , MVS/ESA , RS/6000 , AIX , S/390 , ® ® ® AS/400 , OS/390 , and OS/400 are registered trademarks of IBM Corporation. ORACLE is aregistered trademark of ORACLE Corporation. INFORMIX -OnLine for SAP and Informix Dynamic Server Informix Software Incorporated.
® ® ® ® ® ® TM ® ® ® ® ® ® ® ® ® ® ® ® ® ® ® ® ®
are registered trademarks of
UNIX , X/Open , OSF/1 , and Motif are registered trademarks of the Open Group. HTML, DHTML, XML, XHTML are trademarks or registered trademarks of W3C , World Wide Web Consortium,Massachusetts Institute of Technology. JAVA is a registered trademark of Sun Microsystems, Inc. JAVASCRIPT is a registered trademark of Sun Microsystems, Inc., used under license for technology invented and implemented by Netscape. SAP, SAP Logo, R/2, RIVA, R/3, ABAP, SAP ArchiveLink, SAP Business Workflow, WebFlow, SAP EarlyWatch, BAPI, SAPPHIRE, Management Cockpit, mySAP.com Logo and mySAP.com aretrademarks or registered trademarks of SAP AG in Germany and in several other countries all over the world. All other products mentioned are trademarks or registered trademarks of their respective companies.
® ® ®
2
April 2001
SAP AG
BC - ABAP Programming
Icons
Icon Meaning Caution Example Note Recommendation Syntax
April 2001
3
BC - ABAP Programming
SAP AGContents
BC - ABAP Programming.................................................................................17
Introduction to ABAP .................................................................................................................. 19 The R/3 Basis System: Overview............................................................................................... 20 Position ofthe Basis System Within the R/3 System............................................................... 21 Application Servers .................................................................................................................. 27 Work Processes ....................................................................................................................... 32 Overview ofthe Components of Application Programs ......................................................... 37 Structure of an Application Program ........................................................................................ 38 Screens .................................................................................................................................... 40 Structure of ABAPPrograms ................................................................................................... 44 Processing Blocks in ABAP Programs..................................................................................... 49 ABAP Statements .................................................................................................................... 56 Logical Databases andContexts ............................................................................................. 60 Memory Structures of an ABAP Program ................................................................................ 66 Creating and Changing ABAP Programs.................................................................................. 68 Opening a Program from the Repository Browser...
Release 4.6C
HELP.BCABA
BC - ABAP Programming
SAP AG
Copyright
© Copyright 2001 SAP AG. All rights reserved. No part of this publication may be reproduced or transmitted in any form or for any purpose without the express permission of SAP AG. The information contained herein may be changed without prior notice. Some software products marketed by SAP AGand its distributors contain proprietary software components of other software vendors. Microsoft , WINDOWS , NT , EXCEL , Word , PowerPoint and SQL Server are registered trademarks of Microsoft Corporation. IBM , DB2 , OS/2 , DB2/6000 , Parallel Sysplex , MVS/ESA , RS/6000 , AIX , S/390 , ® ® ® AS/400 , OS/390 , and OS/400 are registered trademarks of IBM Corporation. ORACLE is aregistered trademark of ORACLE Corporation. INFORMIX -OnLine for SAP and Informix Dynamic Server Informix Software Incorporated.
® ® ® ® ® ® TM ® ® ® ® ® ® ® ® ® ® ® ® ® ® ® ® ®
are registered trademarks of
UNIX , X/Open , OSF/1 , and Motif are registered trademarks of the Open Group. HTML, DHTML, XML, XHTML are trademarks or registered trademarks of W3C , World Wide Web Consortium,Massachusetts Institute of Technology. JAVA is a registered trademark of Sun Microsystems, Inc. JAVASCRIPT is a registered trademark of Sun Microsystems, Inc., used under license for technology invented and implemented by Netscape. SAP, SAP Logo, R/2, RIVA, R/3, ABAP, SAP ArchiveLink, SAP Business Workflow, WebFlow, SAP EarlyWatch, BAPI, SAPPHIRE, Management Cockpit, mySAP.com Logo and mySAP.com aretrademarks or registered trademarks of SAP AG in Germany and in several other countries all over the world. All other products mentioned are trademarks or registered trademarks of their respective companies.
® ® ®
2
April 2001
SAP AG
BC - ABAP Programming
Icons
Icon Meaning Caution Example Note Recommendation Syntax
April 2001
3
BC - ABAP Programming
SAP AGContents
BC - ABAP Programming.................................................................................17
Introduction to ABAP .................................................................................................................. 19 The R/3 Basis System: Overview............................................................................................... 20 Position ofthe Basis System Within the R/3 System............................................................... 21 Application Servers .................................................................................................................. 27 Work Processes ....................................................................................................................... 32 Overview ofthe Components of Application Programs ......................................................... 37 Structure of an Application Program ........................................................................................ 38 Screens .................................................................................................................................... 40 Structure of ABAPPrograms ................................................................................................... 44 Processing Blocks in ABAP Programs..................................................................................... 49 ABAP Statements .................................................................................................................... 56 Logical Databases andContexts ............................................................................................. 60 Memory Structures of an ABAP Program ................................................................................ 66 Creating and Changing ABAP Programs.................................................................................. 68 Opening a Program from the Repository Browser...
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