#! /bin/bash
# vi:set ts=8 sw=4 et sta:
#
# Author : Clark J. Wang <dearvoid at gmail.com>
# License: GPLv2
# 
# $Date$
# $Author$
# $HeadURL$
# $Revision$
#
#--------------------------------------------------------------------#

chr2ascii()
{
    local chr=$1

    if [[ ! "$chr" == [0-9a-zA-Z] ]]; then
        echo "$chr: [not supported]"
        return 1
    fi

    local n=$(eval echo "\$((64#$chr))")
    if ((n < 10)); then
        ((n += 48))
    elif ((n < 36)); then
        ((n += 87))
    else
        ((n += 29))
    fi
    echo "$chr: $n"
}

for chr; do
    chr2ascii "$chr"
done