Chinese garbled code in php query table

Solution to Chinese garbled Chinese php query table:

1. First, you must figure out the sorting rules (encoding method) of your database, tables, and fields.

2. Use in php

$charset=mysqli_character_set_name($con);  //返回数据库默认字符集的编码utf8
echo "默认字符集为: " . $charset;

3. The encoding rules of the php header should be consistent with the database

header("Content-type:text/html;charset=utf8");//字符编码设置

4. The encoding rules of the html page should also be consistent

<meta http-equiv="Content-Type" content="text/html; charset=utf8">

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