TP5.1: Connection Database (global configuration, dynamic configuration, DSN configuration)

Premise:

(1) Create a new controller file named connect.php under the App\index\controller file

(2) Create a database named User_curd, which has a user table with the following table:

　　

　　Connect to a database with global configuration ( recommended )

1. Open the global configuration file: think\config\databases.php

2, enter in the connect.php:

　　

Enter the URL: localhost/tp5 the installation directory/think/public/index.php/index/connect/connect, the result is:

　　

　　Connecting databases with dynamic configuration

1, open the global configuration, the relevant information to comment out

　

2. Enter in connect.php

　　

3. Results:

　　

　　Using DSN configuration to connect to a database

1, open the global configuration, the relevant information to comment out

2, enter in the connect.php:

Results:

Above

END

　　

TP5.1: Connection Database (global configuration, dynamic configuration, DSN configuration)