Is there any way to sort virtual field?

[Thost.co.il]

hello,

i need to count user logins from login table by user id.
i make virtual field in user that count and show, how i can make it sort on table view ?

thanks.

[jarekgol]

php sort array functions or manually with foreach

[Thost.co.il]

i want to sort it on the view table.