Halfwidth and fullwidth forms: Difference between revisions

Revision as of 09:12, 17 January 2025

Revision as of 09:13, 17 January 2025

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==Rationale==

{{More citations needed section|date=April 2021}}

[[File:Alternative names of JIS X 0213.svg|thumb|Characters which appear in both [[JIS X 0201]] (single byte) and [[JIS X 0208]] / [[JIS X 0213]] (double byte) have both a halfwidth and a fullwidth form in [[Shift JIS]].|skinclass=mwskin-invert]]

In the days of [[text mode]] computing, Western characters were normally laid out in a grid on the screen, often 80 columns by 24 or 25 lines. Each character was displayed as a small [[dot matrix]], often about 8 [[pixel]]s wide, and a [[SBCS]] (single-byte character set) was generally used to encode characters of Western languages.