How to convert GBK's website source code into UTF8? I'm talking about the whole site's source code.

How to convert GBK's website source code into UTF8? I'm talking about the source code of the whole website.
Who knows????????????????? 、

------Solution--------------------
Http://www.onlinedown.net/soft/59021.htm
To download this tool here, you can convert all the source files of a directory into the character set you need.
In addition, if the Web page source code character set changes, the database character set to do the corresponding adjustment, not garbled.
For example, if the database is GBK, you should export all the data, convert the data file to the character set you want, design the database framework (note the character set), and then import the data.
After the character set changes, the page header output information also to do change Oh, charset parameters to do the corresponding adjustment, only to avoid garbled appearance oh.

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