Beg for the answer, php encoding problems

Sorry, I recently downloaded a source code for php encoding. the Chinese characters in the source code are garbled, similar to the following :: why ?; // The specification is very short. please refer to the encoding below when there are too many encoded bytes. the encoding is UTF-8, what should I do if I want to convert it into a normal Chinese character .. Beg for the answer, php encoding
Recently, I downloaded a source code from the internet. the Chinese characters in the source code are garbled like the following ::

Why ?; // The specification is short.


His encoding is utf-8. what should I do if I want to convert it into a normal Chinese character .....

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This is about file encoding. Open it in the editor and save the question utf8.
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Open the file in the editor and modify the encoding when saving the file. it must be displayed normally. try it.
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In your editor, change the encoding to UTF-8 and save it.
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Garbled code occurs,
View 3 aspects 1. browser character encoding settings 2. editor encoding settings 3. check whether these three aspects are consistent.
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Use notepad ++
You can choose which encoding to open and then choose which encoding to save.
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Use Notepad to open Chinese characters correctly and save them again