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ivandrofly

convert c to lower case

ivandrofly
Sep 29th, 2015
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  1. /* lower: convert c to lower case; ASCII only */
  2. int lower(int c)
  3. {
  4. if (c >= 'A' && c <= 'Z')
  5. return c + 'a' - 'A';
  6. else
  7. return c;
  8. }
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