ABAP Keywords

Keywords :

Remember Each ABAP statement Should begin with a keyword and ends with a period.

Diffrent Types Of Keywords :

Declarative Key words : To Declare Variables.

TYPES,  DATA, TABLES

Syntax for  the Variables : DATA < Var. Name> TYPE <Data Types>.

Diffrent Database Keywords : To Working With The Database Operations Such as

• SELECT           -           To Select Data From The Table
• INSERT           -           To Insert Data From The Table
• UPDATE         -           To Change Data From The Table
• DELETE          -           To Delete Data From The Table..etc

Control Keywords :

IF, ELSEIF, ENDIF.

DO-ENDDO, WHILE – ENDWHILE.

Definition Keywords  - Re-usable Modules

Ex :

• FORM              -           ENDFORM
• FUINCTION    -           ENDFUNCTION
• MODULE        -           ENDMODULE

Calling Keywords :

Are used to call Re-usable Modules (Blocks) that are already defined.

PERFORM                   to Call FORM

CALL FUNCTION      to Call FUNCTION

MODULE                    to Call  MODULE

Operational Key Words :

Ex : WRITE, MOVE, ADD

Event Keywords :

Ex :      TOP-OF-PAGE To Print the Same Heading On the TOP Of Every Page.