shell bypass 403
"use strict";
var value = require("./valid-value")
, isValue = require("./is-value");
module.exports = function (obj/*, …names*/) {
var length, current = 1;
value(obj);
length = arguments.length - 1;
if (!length) return obj;
while (current < length) {
obj = obj[arguments[current++]];
if (!isValue(obj)) return undefined;
}
return obj[arguments[current]];
};