SAP INITIAL VALUE GLOSRY documentation, setup help and example usage

ARTICLE

Initial value
The runtime environment defines an initial value for each data type . The initial values of the elementary data types depend on the corresponding predefined ABAP type
. The initial value of reference types
is the null reference . The initial value of an internal table is an empty table without rows. The initial value of structured types is produced from the initial values of the individual components
. The statement CLEAR with no additions sets a data object to the appropriate initial value for its type.