Usage

Javascript:

require('iwlist-scan')('<my-wlan-interface>')

returns an object with parsed output from the command iwlist scan my-wlan-interface

Shell:

./scan.sh my-wlan-interface

outputs a line for each access point found

first argument can be omitted which defaults to 'wlp2s0' <- override with your wlan interface

Prerequisites

iwlist from wireless-tools (tested with debian and ubuntu linux)