Facebook

Question

guys i heard that Facebook is built by pHp....is it?

Answer 1

Yeah. Sometimes you can trust the internet.

Answer 2

Here's more info

https://www.quora.com/What-programming-languages-are-used-at-Facebook-Where-is-each-one-used

https://code.facebook.com/posts/264544830379293/hack-a-new-programming-language-for-hhvm/

Answer 3

in other to using Facebook