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C/C++ Source or Header  |  1988-11-09  |  191 b   |  16 lines
  1. #include <ctype.h>
  2.  
  3. char *strupr(string)
  4.     register char *string;
  5.     {
  6.     register char *p = string;
  7.  
  8.     while(*string)
  9.         {
  10.         if(islower(*string))
  11.             *string ^= 0x20;
  12.         ++string;
  13.         }
  14.     return(p);
  15.     }
  16.