add 256-color script

scripts/scripts/256-colors

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# This program is free software. It comes without any warranty, to
+# the extent permitted by applicable law. You can redistribute it
+# and/or modify it under the terms of the Do What The Fuck You Want
+# To Public License, Version 2, as published by Sam Hocevar. See
+# http://sam.zoy.org/wtfpl/COPYING for more details.
+ 
+for fgbg in 38 48 ; do # Foreground / Background
+    for color in {0..255} ; do # Colors
+        # Display the color
+        printf "\e[${fgbg};5;%sm  %3s  \e[0m" $color $color
+        # Display 6 colors per lines
+        if [ $((($color + 1) % 6)) == 4 ] ; then
+            echo # New line
+        fi
+    done
+    echo # New line
+done
+ 
+exit 0
+
+