>>You could call strtran twice:
>>REPLACE mymemo WITH STRTRAN(mymemo,'my text','new text')
>>REPLACE mymemo WITH STRTRAN(mymemo,UPPER('my text'),'new text')
>>but for case of mixed case you should write custom function/procedure/method.
>
>Yes, this is excatly where the problem is. I've found that in some cases, the replace value is mixed.

Michel, I got an idea! Use ATC() function (which is not case-sensitive) in loop.