ABAP Old vs New Syntax Cheat Sheet Assigning Value to a Variable *--Old Syntax DATA var1 TYPE char5. var1 = 'ABC'. *--New Syntax DATA(var1) = 'ABC'. 2. SELECT SINGLE INTO Work Area *--Old Syntax DATA wa TYPE ... SELECT SINGLE fld1 ...
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Feature List Report Grid Report (ALV) Output Format Plain text list Interactive grid/table User Interactivity Low High Sorting/Filtering Manual (if needed) Built-in Totals/Subtotals Not available Available Export Options Manual Export to Excel, etc. Development Effort Low Medium to High Modern UI Experience No Yes
In-App Extension involves customizing or extending SAP standard applications within the SAP core system itself (e.g., within SAP S/4HANA). Where it runs: Inside the same SAP S/4HANA system Uses SAP tools like Key User Extensibility tools, ABAP in Eclipse, or Fiori App Customization Typical ...
Program Type Code Purpose Executable? Typical Usage Executable 1 Reports, standalone programs ✅ Yes Reports, jobs, selection screens Include I Reusable code ❌ No Shared FORM routines, definitions Module Pool M Dialog screens, GUI transactions ✅ Yes Custom SAP GUI apps Function Grp F Group of function modules ❌ No BAPIs, reusable logic Subroutine S Collection of FORM routines ❌ No Old-style code reuse Class Pool K Global class definitions ❌ No OO programming, ...
1. SELECTION-SCREEN BEGIN OF SCREEN As already explained, this defines a custom screen (like a subscreen or popup), which you can call dynamically using CALL SELECTION-SCREEN. SELECTION-SCREEN BEGIN OF SCREEN <screen_number> [AS SUBSCREEN|AS WINDOW] [TITLE <text>]. ... fields ...
Feature Overview Screen Single Screen Records Displayed Multiple (in table format) One at a time Editing Mode Mass/bulk editing Detailed editing Screen Layout Grid/List view Form view Navigation Can go to Single Screen No direct return to Overview (optional) Performance Faster for small data edits Better for complex data input Typical Tables Config tables, short master data Tables with many ...
A Search Help provides F4 help to fields in screens and reports. Types: Elementary Search Help – based on a single table/view. Collective Search Help – combines multiple elementary search helps.
A Data Element is used to define the semantic meaning of a table field. Components include: Field Label(s): Short, Medium, Long, Heading. Documentation: For developer/user understanding. Domain: Defines the technical attributes like data type, length, value range, etc.
A domain defines the technical characteristics of a field, such as: Data type (e.g., CHAR, NUMC, DEC) Field length Decimal places Value ranges (fixed values or intervals) Domains help in reusing field definitions across multiple tables or structures.
In ABAP, system fields are predefined fields provided by the SAP runtime environment. They hold important contextual information about the program’s current state — like the current date, time, user, or return codes of statements. These fields start with SY- and ...