Usage of client-side programming languages for websites broken down by character encodings

This diagram shows the percentages of websites using various client-side programming languages broken down by character encodings. Cross-technology reports only include technologies with more than 1% usage to ensure statistical significance of the results. See technologies overview for explanations on the methodologies used in the surveys.

How to read the diagram:
Javascript is used by 99.3% of all the websites whose client-side programming language we know.
Javascript is used by 99.6% of all the websites whose client-side programming language we know and that use UTF-8 as character encoding.

Javascript

99.3%

99.6%

99.0%

99.6%

97.9%

98.6%

97.5%

Flash

32.4%

34.6%

28.6%

46.3%

30.2%

22.5%

32.5%

30.9%

W3Techs.com, 8 September 2010

Overall

UTF-8

ISO-8859-1

GB2312

Windows-1251

Windows-1252

Shift JIS

Windows-1256

Percentages of websites using various client-side programming languages broken down by character encodings
Note: a website may use more than one client-side programming language

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Technology Brief
Client-side Programming Languages
Client-side programs are executed within a web browser in order to directly interact with the user.

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Client-side Programming Languages 5 October 2009
We included a new section of web technologies to our surveys by reporting usage of client-side programming languages. » more

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