Markdown 语法

function syntaxHighlighting() {
  var n = 33;
  var s = "hello, こんにちは";
  console.log(s);
}

• plain
• emphasis
  • strong emphasis
    • strikethrough
• inline code

1. Numbered list
   1. Numbered sub-list
      1. Numbered sub-sub-list
2. Link

An image:

Block quote.
With some markdown.

If TeX Math support is enabled, this is the quadratic equation: $-b \pm \sqrt{b^2 - 4ac} \over 2a$

Here's a horizontal rule:

code block
with no highlighting