>>>I see some characters in the VFP hex viewers, and to do manipulation on a file, I need to convert this to a string; e.g.: MyString = chr(0xFF) + chr(0x7F) + ...
>>>
>>>I was wondering whether there was a less cumbersome way to express a hexadecimal dump as a string.
>>
>>I'm not sure what you're asking. If you do FILETOSTR() the file contens will be in a string.
>
>The hex viewer shows me a series of bytes, as hex characters, e.g.:
>
>414243, which is equivalent to "ABC".
>
>The hex viewer I only use (in this case) to examine the file format.
>
>To do a "search-and-replace" (after loading the file with FileToStr()), I might search for the string chr(0x41) + chr(0x42) + chr(0x43), but I was wondering whether there was a less cumbersome form to convert hex digits (the way I see them in the hex viewer) into a standard string.

What VFP version you're using? In VFP9 you can use STRCONVERT, in the previous versions you may want to check Christof's code.