Answer Posted / lala

field string is just like a structure and it can have only
a single line of data.in fact field string is a structure,
but structure word only refers to data dictionary
structure,in abap this is called field string.this is the
only difference b'w structure and field string(i.e.
location).
while internal table is just like an array(in c &
c++).it can have multiple lines of data in it.

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