just to refinethe above query...
this is what i have

ABC header line A
ABC line 1
ABC line 2
ABC line 3
ABC header line B
ABC line 1
ABC line 2
ABC line 3

and thisa is what i need using the A and B to define the array
@A= ABC header line A
ABC line 1
ABC line 2
ABC line 3
@B=ABC header line A
ABC line 1
ABC line 2
ABC line 3