Database returns garbled code

Question

Both the database and connection character sets are set to utf8, but the database query returns garbled characters

Answer 1

1. When creating a data table, set the utf-8 format
2. When connecting to the database, set the utf-8 format
3. Write PHP code and set the utf-8 format
4. Browse Whether the encoder encoding is in utf-8 format

Answer 2

The encoding of your client code must also be consistent