You're right. Not hard to handle luckily.
Cetin

>Your code will miss some occurences that happens to be split between two sequential reads.
>
>>Why don't you use fread(), fwrite(). You might have lines over 8192.ie:
>>

>>#define MAXBUFFER 65536
>>lhIn = FOPEN(lcFileIn)
>>lhOut = FCREATE(lcFileOut)
>>DO WHILE NOT FEOF(m.lhIn )
>>  fwrite(m.lhOut,strtran(fread(m.lhIn, MAXBUFFER),'AD00','BR77'),MAXBUFFER)
>>ENDDO
>>FCLOSE(m.lhIn)
>>FCLOSE(m.lhOut)
>>