Retrive Unicode Character suitable to use with FontForge script

unicode.sh

#!/usr/bin/env bash
set -Ceu

unicode() {
    for i in "$@"; do
        echo -n "$i" |                  # -n ignore trailing newline
            iconv -f utf8 -t UTF-32BE | # UTF-32 big-endian happens to be the code point
            xxd -p |                    # -p just give me the plain hex
            sed -e 's/^0000/0u/' |      # remove leading 0's, replace with 0x
            sed -e 's/\n/ /'            # remove leading 0's, replace with 0x
    done
}

unicode a