How search with case sensitive off?

Example, how to search a cliente with user “Fred”.

/ip hotspot active find user = “fred” will fail because the casesensitive

http://forum.mikrotik.com/t/script-to-convert-case-uppercase-lowercase/87570/1

I hade posted that script rsrs.

But, when searching in 300+ active hotspot clients take to long using this method :frowning: