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Internationalizing Applications
Using Multi-byte Code Pages : Definitions of key terms : Terms for code pages
 

Terms for code pages

The following terms describe code pages:
*A single-byte code page is one in which each character (or other symbol) has a numeric value expressible in a single byte.
*A double-byte code page is one in which each character (or other symbol) has a numeric value expressible in a maximum of two bytes.
*A triple-byte code page is one in which each character (or symbol) has a numeric value expressible in a maximum of three bytes.
*An n-byte code page is one in which each character (or symbol) has a numeric value expressible in a maximum of n bytes. For example, UTF-8 is a 4-byte code page
*A multi-byte code page is a code page that is not single byte.