PHP Chinese garbled How to let the browser automatically identify Utf-8

debugging PHP often display garbled, every time you open the browser to change the code, the following for you to introduce a good way to let the browser automatically identified as Utf-8, a similar amount of friends can refer to the following

Just start learning PHP friends may often encounter problems, that is, debugging often show garbled every time you open the browser to change the code, very troublesome, there is no way to let the browser automatically identify Utf-8 it? The solution is simple to add a header example in PHP: Header ("content-type:text/html;    Charset=utf-8 ");    Echo ' I am a beginner '; Good thing to note is header ("content-type:text/html;  Charset=utf-8 "); You can't output anything to the page before this sentence, meaning you can't use statements like Echo, and you can't output HTML tags or text