Garbled characters appear when running

Question

Why are the garbled words appearing after running the file?

Answer 1

Thank you, I will try it myself

Answer 2

I just wrote utf encoding

Answer 3

php page is utf encoded

header("Content-type: text/html; charset=utf-8");

php page is gbk encoded

header("Content-type: text/html; charset=gb2312");

php page is big5 encoded

header("Content-type: text/html; charset=big5");

Usually the above code is placed on the home page of the php page

The difference between using header or meta to implement PHP page encoding

1. Page encoding

1. 使用 <META http-equiv="content-type" content="text/html; charset=xxx"> 标签设置页面编码

Answer 4

How to declare

Answer 5

Declare the encoding?