Colin's git trees - cmccabe-bin/blob - print-code-points.go

   1 package main
   2
   3 import (
   4         "fmt"
   5         "os"
   6 )
   7
   8 func usage(retval int) {
   9         fmt.Printf("print-code-points: prints out the code points in a unicode string.\n" +
  10                 "\n" +
  11                 "usage: print-code-points <string>\n")
  12         os.Exit(retval)
  13 }
  14
  15 func main() {
  16         if (len(os.Args) != 2) {
  17                 usage(1)
  18         }
  19         str := os.Args[1]
  20         for pos, codePoint := range str {
  21                 fmt.Printf("Code Point 0x%04x: '%s'\n", codePoint, str[pos:pos+1])
  22         }
  23         os.Exit(0)
  24 }