How to use two or more than two language in same program?

Question

Hi friends i don't know how to use two or more than two languages in same program.i know only using javascript with html but i want to use different languages with one another at same time.

Answer 1

//Here is a article that will help you with longggggg answer
https://softwareengineering.stackexchange.com/questions/267167/how-to-use-multiple-programming-languages-together-in-the-same-program