davemac/bash move up x directories

## bash move up x directories
# move up X directories, if no argument move up 1
 up(){
    local d=""
    limit=$1
    for ((i=1 ; i <= limit ; i++))
    do
        d=$d/..
    done
    d=$(echo $d | sed 's/^\///')
    if [ -z "$d" ]; then
    d=..
    fi
    cd $d
}
	# move up X directories, if no argument move up 1
	up(){
	local d=""
	limit=$1
	for ((i=1 ; i <= limit ; i++))
	do
	d=$d/..
	done
	d=$(echo $d \| sed 's/^\///')
	if [ -z "$d" ]; then
	d=..
	fi
	cd $d
	}