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Groups > comp.lang.postscript > #3497

Re: file operations.

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douglas.mcallaster@gmail.com wrote:
> 
> Folks,
> 
> Can anyone fix and post a working read-one-char job?
> 
> %---read-one-char job-fails
> /strx (X) def
> (donin.txt) (r) file /myworkfile exch def
> {myworkfile read { strx exch 0 exch put 
> = }
> {myworkfile closefile exit} ifelse
> } loop
> quit

The problem is that the "=" should be "strx ="; that is why it
doesn't work. If you make that change, then it will work. The
original code does not have any input for the = so the operand stack
is empty by that time, and it won't work.

-- 
Note: I am not always able to read/post messages during Monday-Friday.

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file operations. douglas.mcallaster@gmail.com - 2020-03-08 09:44 -0700
  Re: file operations. news@zzo38computer.org.invalid - 2020-03-08 14:39 -0700

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