https://github.com/hacksparrow/safe-eval/blob/master/index.js https://github.com/hacksparrow/safe-eval/blob/master/index.j... Maybe it's not a nice idea to use

https://github.com/hacksparrow/safe-eval/blob/master/index.js https://github.com/hacksparrow/safe-eval/blob/master/index.j... Maybe it's not a nice idea to use Math.random for secure and unique keys.