How to enable debugging mode in thinkphp5

Method 1. Change the debugging mode to true in the configuration file config.php under the application

Method 2. In Define the .env file under the ROOT_PATH directory of the application, and define the APP_DEBUG configuration parameter to replace the constant definition of the entry file. This makes it easy to set environment variables in the deployment environment to turn on and off debugging mode. (Note: After defining the .env file, the app_debug parameter defined in the configuration file is invalid.)

// 设置开启调试模式
app_debug =  true

Debugging advantages:

1. Turn on logging, Any error messages and debugging information will be recorded in detail to facilitate debugging;

2. The entire execution process will be recorded in detail;

3. Template modifications can take effect immediately;

4. Record SQL logs to facilitate SQL analysis;

5. Use the Trace function to better debug and find errors;

6. When an exception occurs, detailed exception information will be displayed;

Recommended tutorial: "TP5"

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