wifi-list.lua

function listap(t) -- (SSID : Authmode, RSSI, BSSID, Channel)
    print("\n\t\t\tSSID\t\t\t\t\tBSSID\t\t\t  RSSI\t\tAUTHMODE\t\tCHANNEL")
    for bssid,v in pairs(t) do
        local ssid, rssi, authmode, channel = string.match(v, "([^,]+),([^,]+),([^,]+),([^,]*)")
        print(string.format("%32s",ssid).."\t"..bssid.."\t  "..rssi.."\t\t"..authmode.."\t\t\t"..channel)
    end
end

wifi.setmode(wifi.STATION)
wifi.sta.getap(1, listap)