message: doc(HelloWorld): Add "WASM"
diff: -title: Hello World!
  +title: Hello WASM World!
  ---
  This example, walks through how to compile a *hello world* executable written in C++ to [WebAssembly](https://webassembly.org/) and how execute it with standalone WebAssembly runtimes, the Node.js JavaScript runtime, and web browser runtimes!
  