␁
ASCII 1
ASCII Character
Start Of Heading
ASCII byte 1 (0x01) — Unicode U+0001. Standard ASCII is 0–127; extended bytes 128–255 use Windows-1252.
How to type ␁
Windows
- Copy ␁ with the Copy Symbol button above and paste it anywhere.
- In HTML, use  or hex .
- In JavaScript, use String.fromCharCode(1).
Mac
- Copy ␁ with the Copy Symbol button and paste it (fastest method).
- Open System Settings → Keyboard → Input Sources and add Unicode Hex Input (if needed).
- Select Unicode Hex Input from the menu bar input menu.
- Hold Option (⌥), type 0001 (from U+0001), then release Option.
- Or open Edit → Emoji & Symbols (or press Ctrl + Cmd + Space) and search for the character.
- In HTML on Mac editors, you can also paste .
Linux
- Copy ␁ with the Copy Symbol button and paste it.
- Press Ctrl + Shift + U, type 0001 (from U+0001), then press Enter or Space.
- On GNOME, you can also use Ctrl + . (or Ctrl + ;) to open the character picker.
- In HTML, use .
ASCII character details
| Parameter | Value | Copy |
|---|---|---|
| Symbol |
␁
|
|
| Symbol Name |
Start Of Heading
|
— |
| ASCII Decimal |
1
|
|
| ASCII Hex |
0x01
|
|
| Unicode Code |
U+0001
|
|
| HTML Decimal Code |

|
|
| HTML Hex Code |

|
|
| CSS Code |
\0001
|
|
| JavaScript Code |
\u0001
|
|
| Category |
ASCII Control Codes (0–31)
|
— |
FAQs about Start Of Heading ASCII Code Symbol
What is the ASCII code for Start Of Heading ASCII Code Symbol?
ASCII decimal 1, hex 0x01, Unicode U+0001.
How do I copy ␁?
Click Copy Symbol on this page to copy the character directly.
How do I type ASCII 1 in JavaScript?
Use String.fromCharCode(1) to output this character in JavaScript.
About this ASCII Character
ASCII byte 1 (0x01, U+0001) is start of heading. Part of the complete standard ASCII table (0–127).
Tags: start-of-heading,ascii,extended-ascii,1,0×01,U+0001,ascii table,copy symbol