It isn't unusual for novice and skilled developers alike to copy commonly used commands from a webpage (ahem, StackOverflow) and paste ... in the JavaScript code hidden behind the PoC HTML page ...

enter some code, publish it, and look at what you made. Paste HTML supports HTML, CSS, and JavaScript. You can even use Markdown if you want. It's a very simple tool with a very simple purpose ...

Multiple processes are used to copy and paste websites ... You can actually copy the entire source code or HTML if you have access to the website back-end. This gives you everything on the ...