function syntaxHighlighting() {
var n = 33;
var s = "hello, こんにちは";
console.log(s);
}
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- Link
An image: 
Block quote.
With some markdown.
If TeX Math support is enabled, this is an inline uppercase sigma:
, and this is the quadratic equation: ![-b \pm \sqrt{b^2 - 4ac} \over 2a]()
This is a block of TeX showing some matrix math:
Header 1Header 2Header 3Header 4Header 5Header 6TablesAreCoolcolumn 3 isright-aligned$1600column 2 iscentered$12zebra stripesare neat$1Here’s a horizontal rule:
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with no highlighting