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Text File  |  1987-01-14  |  128 b   |  9 lines
  1. ;
  2. ; upshift a if lower case
  3. ; a,f
  4. .upshft::
  5.     cpi 'a'    ! rc
  6.     cpi 'z'+1 ! rnc
  7.     ani    05fh
  8.     ret
  9. ═7