bash/zsh script - how to get absolute path to itself

absolute_path_to_script_directory.sh

export HERE="$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"

# example usage - source a script in same directory. but using absolute path, 
# ... which you'd do so that a script can be called from wherever. (not dependent on working directory ($PWD))
. "${HERE}/common.sh"

# ... or of course you could export DIRNAME or whatever you want.
# In scripts I just find "$HERE/node_modules", "$HERE/src" etc to be pretty readable.

get absolute path to directory shell script is stored in.md

I lose this snippet sometimes so I needed to jot it down.

export HERE="$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"

Read more: Reliable way for a Bash script to get the full path to itself?