Groovy: Caractères ASCII

#!/usr/bin/env groovy
import java.nio.charset.StandardCharsets

List<Character> chars = new ArrayList<>()
int j = 0
Character jumpLine = '\n'

256.times { Integer idx ->
    if (Character.isAlphabetic(idx) || Character.isDigit(idx)) {
        if (j % 10 == 0 && j != 0) {
            chars.add(jumpLine)
            chars.add(idx as char)
        } else chars.add(idx as char)
        j++
    }
}

String seperator = System.getProperty("file.separator")

String path = "${System.getProperty("user.home")}${seperator}ascii.txt"
File speCharFile = new File(path)

if (speCharFile.exists() && !speCharFile.directory) {
    speCharFile.text = ""
} else {
    speCharFile.createNewFile()
}

String text = new String()

chars.each { Character it ->
    text = it == jumpLine ? "$text$it" : "$text $it "
}

speCharFile.setText(text, StandardCharsets.UTF_8.toString())

$ groovy spe_char.groovy

  0  1  2  3  4  5  6  7  8  9
  A  B  C  D  E  F  G  H  I  J
  K  L  M  N  O  P  Q  R  S  T
  U  V  W  X  Y  Z  a  b  c  d
  e  f  g  h  i  j  k  l  m  n
  o  p  q  r  s  t  u  v  w  x
  y  z  ª  µ  º  À  Á  Â  Ã  Ä
  Å  Æ  Ç  È  É  Ê  Ë  Ì  Í  Î
  Ï  Ð  Ñ  Ò  Ó  Ô  Õ  Ö  Ø  Ù
  Ú  Û  Ü  Ý  Þ  ß  à  á  â  ã
  ä  å  æ  ç  è  é  ê  ë  ì  í
  î  ï  ð  ñ  ò  ó  ô  õ  ö  ø
  ù  ú  û  ü  ý  þ  ÿ