GB2312 Tutorials - Herong's Tutorial Examples - v4.04, by Herong Yang
GB2312 Usage Trends
Usage GB2312 on Web sites dropped from 3.5% in 2010 to 1.0% in 2015, as more and more Web sites are using UTF8 now.
An interesting report, "Historical yearly trends in the usage of character encodings for websites" , provided by w3techs.com shows the usage trend of GB2312 on Web sites together with GBK and other encodings:
2010 2011 2012 2013 2014 2015 2015
Jan 1 Jan 1 Jan 1 Jan 1 Jan 1 Jan 1 Oct 1
UTF-8 50.6% 59.8% 68.0% 74.7% 78.7% 82.3% 85.1%
ISO-8859-1 28.6% 22.0% 17.2% 13.5% 10.8% 9.3% 7.5%
Windows-1251 4.3% 3.7% 3.3% 2.8% 2.7% 2.2% 2.0%
Shift JIS 3.1% 2.2% 1.7% 1.4% 1.4% 1.3% 1.2%
GB2312 3.5% 4.4% 3.6% 2.5% 2.0% 1.4% 1.0%
Windows-1252 3.2% 2.3% 1.7% 1.3% 1.3% 1.1% 1.0%
EUC-KR 0.3% 0.2% 0.2% 0.2% 0.2% 0.4% 0.4%
EUC-JP 0.7% 0.5% 0.4% 0.4% 0.4% 0.3% 0.3%
GBK 0.7% 0.9% 0.9% 0.8% 0.6% 0.4% 0.3%
ISO-8859-2 0.9% 0.7% 0.6% 0.5% 0.4% 0.3% 0.3%
ISO-8859-15 0.5% 0.4% 0.4% 0.4% 0.3% 0.2% 0.2%
Windows-1256 1.2% 1.2% 0.8% 0.5% 0.3% 0.2% 0.2%
Windows-1250 0.4% 0.3% 0.3% 0.2% 0.2% 0.2% 0.2%
ISO-8859-9 0.7% 0.5% 0.3% 0.3% 0.2% 0.2% 0.2%
Big5 0.4% 0.3% 0.2% 0.2% 0.1% 0.1% 0.1%
Windows-1254 0.4% 0.3% 0.2% 0.2% 0.2% 0.1% 0.1%
Windows-874 0.2% 0.2% 0.1% 0.1% 0.1% 0.1% 0.1%
US-ASCII 0.2% 0.1% 0.1% 0.1% 0.1% 0.1% 0.1%
...
As you can see from the report, more and more Web sites are using UTF-8 (the standard Unicode Encoding) now, jumping from 50.6% in 2010 to 85.1% in 2015. At the same time, less and less Web sites are using GB2312, dropping from 3.5% in 2010 to 1.0% in 2015.
So from the Web site point of view, usage of GB2312 will completely become history soon.
Table of Contents
GB2312 Location Codes and Native Codes
GB2312Unicode.java - GB2312 to Unicode Mapping
GB2312 to Unicode Mapping - Non-Chinese Characters
GB2312 to Unicode Mapping - Level 1 Characters
GB2312 to Unicode Mapping - Level 2 Characters
UnicodeGB2312.java - Unicode to GB2312 Mapping
Unicode to GB2312 Mapping - All 7,445 Characters