ABAP Objects pdf epub mobi txt 电子书 下载 2025

The first comprehensive, English-language guide to the latest version of ABAP: SAP's ABAP Objects! -- Authoritative, systematic coverage of SAP R/3 Release 4.6 programming, straight from SAP: co-authored by a key member of the SAP ABAP language group! -- New object-oriented ABAP programming techniques: inheritance, interfaces, polymorphism, and more. -- 2 CD-ROMs contain a complete test version of a full-fledged SAP Basis system for Windows 2000/NT, plus all of the book's code examples! With ABAP Objects for SAP R/3 Release 4.6, SAP gives ABAP powerful new object-oriented features designed to support the new Internet applications SAP users are seeking to build. Co-authored by a member of SAP's ABAP Language Group, and approved by the entire group for technical accuracy, ABAP Objects presents definitive coverage of every aspect of development with this powerful new version of ABAP. ABAP Objects combines practical tutorials with an authoritative reference to the entire language. The authors begin with a fresh overview of the entire language, an introduction to the new ABAP Workbench for SAP Release 4.6, and the development of a complete sample application that displays database data inside a GUI control. After reviewing several essential ABAP concepts, they move on to an in-depth explanation of ABAP statements for working with data. The book contains in-depth coverage of object-oriented programming with ABAP, including inheritance, interfaces and polymorphism; and explains how "classical" concepts such as selection screens, lists and SQL programming relate to ABAP's new object-oriented approach. Coverage includes: the ABAP Type Concept, handling internal tables, programmingscreens with ABAP Objects and the Control Framework, and more.