Intro to Unicode
 

The need for a larger code:

  • The ASCII code only encode (= represent( characters in the English documents

  • The Web made Internet popular in non-English-speaking countries

  • Many of these countries use different characters for text

    Example:   張

Unicode
 

What is the Unicode: (Unicode home page: click here)

  • The Unicode is a 16 bit international standard code used to represent every possible character imagined by mankind

  • Unicode is a superset of the ASCII code (the first 128 code words in the Unicode are ASCII codes)

  • Examples:
    • Hebrew: ש
    • Greek: γ
    • Chinese: 張
    • English: A
    • Even Emoji: 😀 ( click here)

DEMO Unicode in a webpage
 

Visit (and edit) this webpage:

 

I created a page that show the symbol in the Unicode table in decimal: click here