0 Variables in SAP ABAP

Variables in  SAP ABAP :



Variables are named data objects, you can declare variables statically using declarative statements, or dynamically while a program is running. They allow you to store changeable data under a particular name within the memory area of a program.

DATA is a keyword which is used to declare the variables in SAP ABAP

Syntax :

DATA < Variable Name> Type <Data Type>

                           (Or)

DATA <Variable Name> Like <Data Type>

Ex: DATA V1 Type I.

       DATA V2 Like I.

Type is abap keyword for reference

Fields :

•         Elementary

–        DATA vendor_code(10) TYPE C.

•         Reference to Non Elementary

–        TYPES vend_code(10)  TYPE C,

–        DATA  vendor_code TYPE vend_code.

•         Reference to existing fields

–        DATA : vend_code(10) TYPE C,

                                   vendor_code LIKE Vend_code.