Remove file extension from one file or from all files in working directory

rmext.sh

## To remove a file extension from a given file
## Load the following function

rmext () {
    if test -f "$1"
    then
        F=$1
        E=${F#*.}
        mv $1 `basename $1 .$E`;
    fi
}

# Then use based on these given examples
#
# rmext mixset.mp3
# rmext lastnightsparty.jpg

# -------------------------

## To Remove a file extension from all files in the current working directory
## Load the following function

rmextdir () {
    for i in *
    do
        if test -f "$i"
        then
            mv $i `basename $i .$1`;
        fi
    done
}

# Then use based on these given examples
#
# rmextdir mp3
# rmextdir jpg