I want to require ./../bin/<variable>.json. So I make a var as var (reqLink = "'./../bin/"+lanID+".json'") and pass to (var engJason = require(reqLink)) but it didn't work. But it does work with a relative path like this (var engJason = require('./../bin/eng.json');)
var reqLink = "'./../bin/"+lanID+".json'";
var engJason = require(reqLink);
//Not working ||error Cannot find module ''./../bin/eng.json''