1. 1 ABAP BASICS I Northern Arizona University College of Business

2. 2 ABAP Statements  The ABAP editor converts all statements to uppercase, except string constants  A statement can begin anywhere on a line  Multiple statements can be on a line

3. 3 ABAP Statements  A single statement can be on multiple lines  Blank lines can be anywhere  One or more spaces can separate statement words

4. 4 Comments  An asterisk (*) in the first position of a line, makes the entire line a comment * This is a comment  A double quote (“) after a statement creates a partial line comment Write ‘Hi’. “ This is a comment

5. 5 Defining a program  REPORT program name.  REPORT Z34_LMF_list_spfli.  PROGRAM program name.  PROGRAM Z34_LMF_list_spfli.  3 = Year 2003 and 4 = CIS 435

6. 6 Defining variables  Variables must be defines before they are used.  Variables can be placed anywhere in the program.  Normally all variables should be defined together at the top of a module.

7. 7 Defining variables  Variables can be up to 30 characters in length.  Begin a variable name with a letter.  Numbers are allowed in variable names.  The underscore (_) is allowed in a variable name.

8. 8 Defining variables – Data Types CCharacter‘Whatever’ IInteger25 PPacked Decimal19.95

9. 9 Data Statement DataD_numType I value 1.

10. 10 Data Statement – Colon Notation Data: D_num1 Type I value 1, D_num2 Type P Decimals 2 value ’19.95’, D_name(20) value ‘Whatever’.

11. 11 Runtime Parameters Parameters: P_ID Type I Obligatory, P_Name(20) Type C Obligatory Lower Case.

12. 12 Assigning Values to Variables MoveP_ID to D_ID. Move: P_ID to D_ID, P_Name to D_Name.

13. 13 Writing WriteD_ID. Write: /, P_ID to D_ID, P_Name to D_Name.