#!
Also called a shebang (from unix/linux)
The hash bit is self-explanatory.
Apparently journalists way back when referred to exclamations as bangs (presumably it made it easier to send a telegram).
<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="utf-8"> | |
<title>Hello World</title> | |
</head> | |
<body> | |
<h1>Hello World</h1> | |
<p>This is a website.</p> | |
</body> |