HTML is a markup language rather than a programming language ... you can also inject data into JavaScript code. For example, to pass a variable from PHP to JavaScript, inject the value in the ...

It's not a compiled language like C, Java or Rust, and needs to be translated for the CPU to understand PHP code. "A JIT compiler may improve the performance of your program significantly ...

into byte code, so it can run more quickly. Hack is basically an extension of the PHP language with built-in static typing, a feature found in more traditional programming languages such as C/C++ ...