PACK is a keyword used in SAP ABAP programming.This tutorial covers its introduction & syntax details.
PACK
Basic form
PACK f TO g.
Effect
Places the character field f in packed format in the field g . Reverse of the UNPACK command.
Example
DATA C_FIELD(4) TYPE C VALUE ‘0103’,
P_FIELD(2) TYPE P.
PACK C_FIELD TO P_FIELD.
C_FIELD: C’0103′ –> P_FIELD: P’103C’
Note
The field f can contain up to 16 characters.