Wifi.setIP on ESP32 Not working?

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 1v95 Copyright 2017 G.Williams
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>var wifi = require('Wifi');
=function () { [native code] }
>var settings = { ip : '192,168,1,10', gw:'192,168,1,1', netmask:'255,255,255,0' };
={
  "ip": "192,168,1,10",
  "gw": "192,168,1,1",
  "netmask": "255,255,255,0"
 }
>wifi.setIP(settings);
Uncaught Error: Function "setIP" not found!
 at line 1 col 6
wifi.setIP(settings);