How do I fill an array list with random unic numbers?

well,

i have created an array wich list 20 objects.

i have a second array wich must list randomly 10 of this objects, each one must be unic.

this image show this second array list.

the problem is how to make this list composed by only unice random numbers ?

because actually they can be fund multiple times

LoopArray.capx

DeleteArray.capx

thanks korbaach,

i fund a manually comparaison to do the same as containning value wich i didn't seen .

your's is perfect!