[Print Control Characters] #c

print_ctrl_chars.c

#include <locale.h>
#include <stdio.h>
#include <wchar.h>

/* REFERENCES 
 * Control Block: http://unicode.org/charts/PDF/U0000.pdf
 * Control Pictures: http://unicode.org/charts/PDF/U2400.pdf
 */

int main(int argc, char* argv[]) {
  setlocale(LC_CTYPE, "");

  // Print a single unicode character
  wchar_t star = 0x2605;
  wprintf(L"%lc\n", star);

  // Print a block of unicode characters
  // corresponding to the ASCII ctrl chars
  for (wchar_t w = 0; w <= 0xA; w++) {
    wprintf(L"%lc ", w + 0x2400);
  }
  printf("\n");
  
  return 0;
}