0 ‖ number (digit) zero

integer, even number

0. bin code

   00110000

1. url code

   %30

2. html codes

   • 0
   • 0

3. css codes

   • \0030
   • \30

4. js codes

   • \u0030
   • \u{30}
   • \x30

relates

• n.30
• n.48