4. Character Encoding

Explore how computers represent letters, numbers, and symbols.

Encoding Demo Files

Open Files and Inspect Encoding

Right-click each link and choose Inspect. The link element includes a data attribute for the encoding label. Then open the file and check Network response headers for Content-Type charset and X-Text-Encoding.

Open ASCII fileOpen Big5 fileOpen GB fileOpen Unicode file

Interactive Lab

Encoding Preview vs Source Code

Edit source code and change the meta charset. The preview file uses the same encoding declared in your editor.

1

ASCII

English + symbols only.

2

Big5

Traditional Chinese + English.

3

GB Code

Simplified Chinese + English.

4

Unicode

Any language.

File Preview

(preview will appear here)

Source Code Editor