What should i learn for making computer/phone games?

Question

Can you help me finding what should I learn for making computer/ phone games?

Answer 1

Java and C++ are the usual gotos,
C# is used by the Unity engine.

If you want to make games for iOS you'll probably need apple's language swift.

Answer 2

Java, C#, C++, Python, erlang, swift, etc.

Answer 3

C++, Java, C# / JS in Unity Engine