how to store Multiple excel data into single collection

[polugopi87]

I Have 10 excel files under 1 folder.
Each excel contains some records.
How can i add all the excel files data into single collection ?

 

[anujpro]

first read 1 by 1 all the excels and store it in temp collection and then
use Buisness Object - Collection Manipulation And Action as Append Rows to Collection