Moves the most recently modified file from the source directory to the destination directory.

.zshrc

alias mvltr="~/scripts/mvltr.sh"
alias ltr="ls -ltr"

mvltr.sh

#!/usr/bin/zsh

if [ -z "$1" ]
  then
    echo "You must provide a directory from which to grab the newest file."
    echo "\tmvltr ~/source ./destination"
    exit 1
fi

if [ -z "$2" ]
  then
    echo "You must provide a target to move the file"
    echo "\tmvltr ~/source ./destination"
    exit 1
fi

lastFile=`ls -d -t $1/** | head -n1`
mv "$lastFile" "$2"

example usage:

$ ltr ~/Downloads
$ mvltr ~/Downloads ~/Documents/Tax