What to choose: NodeJS or PHP in 2017?

Answer 1

php.
it still popular today. i don't know about next year.

Answer 2

php always ruled the server side computing. Although with node.js , now you need to know just one language (JS) to do all the work. Well when it comes to security, php is termed to be insecure most of the times.
For more clearer picture visit this page :

http://www.infoworld.com/article/3166109/application-development/php-vs-nodejs-an-epic-battle-for-developer-mind-share.html