hi,

i am doing a lookup using hash table. I have a pipe delimited file that i have to search for a new invocie number field by checking of an old invoice number-customer number key combination exists in hash:

sample input file:

===
1wwwwwwwwwwwwhh hhhhhhhhhhhhhhh hhhhhhhhhhhhhhh hhhhhhhhhhhhhhh hhhhhhhhhhhhhhh hhhh0
4wwwwwwwwww0000 2635168A0000C10 139hhhhhhhhhhhh hhhhhhhhhhhhhhh hhhhhhhhhhhhhhh hhhh9...