For Minecraft text in JS , the easiest approach is to use a converter/library that turns Minecraft-style codes into HTML or formatted output. One example is the minecraft-text-js package, which supports & and § codes and works in browser JS, jQuery, and Node.js.

Basic idea

If you already have Minecraft formatting like &3Hello &lbold&r, you can convert it to HTML and insert it into a page. The library’s README shows MinecraftText.toHTML(str) for this purpose.

Browser example

js

var raw = "&3This is &lMinecraft&r text";
var html = MinecraftText.toHTML(raw);
document.getElementById("my-element").innerHTML = html;

That approach is shown in the project examples, along with a refresh method for obfuscated &k text animations.

jQuery example

js

var raw = "&3This is &lMinecraft&r text";
var el = $("my_element").minecraftText();
el.toHTML(raw);
MinecraftText.refeashObfuscate();

The project documentation includes both single-element and multi-element jQuery usage.

If you mean Minecraft JSON text

If your goal is Minecraft command text rather than webpage text, then JSON text is the standard format used for things like tellraw, signs, books, and titles. In that case, a JSON text generator is usually easier than writing the JSON by hand.

Tiny example

A simple conversion flow looks like this:

  1. Write your formatted text using Minecraft codes.
  2. Convert it with toHTML() if you need webpage display.
  3. Put the result into innerHTML or a jQuery element.

If you want, I can turn your exact text into a ready-to-paste JS snippet.