The number of 150
articles about . 2022年10月6日
Up to now, 56
articles column completion degree is37.3%
Since the author wrote the first article on April 10, 2021 , this set of zero-based fast learning ABAP has been updated with thanks to the support of the majority of learners. 56
This tutorial plans to spend the 150
above space to introduce you to all aspects of SAP ABAP development in detail.
In the process of learning the tutorial, if you have anything you want to know about the development of SAP ABAP, you can comment directly under each article of the tutorial, or you can read the "Zero Basic Quick Learning ABAP Reader Feedback and Next Writing Plan" message in. I will summarize everyone's opinions and use it as one of the content reference sources for my updated tutorial.
Directory of zero-based ABAP learning tutorial series articles
ABAP Basics
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6. Through practical examples, introduce the use skills of Repository Information System in SAP ABAP
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13. An introduction to the use of the ABAP debugger in the most easy-to-understand SAPGUI
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19. How to copy an ABAP class from a local file to the SAP system
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23. Through a specific example, explain the use steps of SAP BDC technology
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25. How to query the database table storage corresponding to a field on the SAPGUI screen
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27. Step by step detailed steps to create an ABAP program with a custom Screen
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28. Some knowledge points that SAP ABAP string variables are easily overlooked and confused
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Introduction to SAP ABAP's standard function TEXT_CONVERT_XLS_TO_SAP for processing Excel
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30. Several common methods of database table query in SAP ABAP system
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31. How to enable ABAP server to respond to custom HTTP requests initiated through browser
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32. Some personalized settings and practical tips of SAPGUI shared by a 15-year SAP ABAP developer
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33. How to use saplink to install ABAP programs provided on other websites
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34. How to add F4 Value Help to the input parameters of the report in the ABAP report
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36. Problems and solutions related to Chinese character set in file operations in ABAP
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37. How to update and delete ABAP database table through ABAP code
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50. How to display PDF files uploaded to ABAP server in SAPGUI
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52. Use SAP ABAP code to generate PDF files, fill them with business data and display them in SAPGUI
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53. How to display the content of a database table in the SAP ABAP system in Adobe PDF Form
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54. Use the ABAP code to make a two-dimensional code (QRCode) that the mobile phone can scan
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More articles are being written
Office Topics
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42. Use ABAP to create a new local Excel file and write data
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43. How to create a Word document with different font sizes using ABAP
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More articles are being written
ALV Development Topics
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45. 48 lines of code to add color effects to the data rows of the ABAP ALV report
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46. 77 lines of code to implement double-click event processing in ABAP ALV
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47. How does the SAP ABAP ALV hierarchical sequence table use multiple headers for data output
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48. How to display the value of a column as a traffic light in the SAP ABAP ALV report
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49. Display the SAP ABAP ALV list in the pop-up dialog window
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57. Special explanation of the usage of the F1 function key in SAPGUI
More articles are being written
The steps before this tutorial show you how to open the ABAP help document through the F1 shortcut key:
In the open ABAP help document, enter the keyword session and press Enter:
We can see the following search results interface, double-click in the results list session
:
Then you can see the following architecture diagram.
This picture conveys many concepts. In this step, we need to master three concepts related to session management:
- User Session is the user session
- ABAP Session, ABAP session. A user session can contain multiple ABAP sessions.
- Internal Session, internal session. An ABAP session can contain multiple internal sessions.
The following is a specific explanation.