Does php need to configure environment variables?

Generally, when we use PHP, we do not need to configure environment variables. We only need to specify the ext path and include environment path of the extended component dll in PHP.ini.

However, if you need to use the command line mode of php, you need to configure environment variables. Next, I will introduce how to configure environment variables.

1. First, understand why you need to configure PHP’s environment variables

Because after configuring the environment variables, we can easily use PHP’s command line mode

2. First, take a look. When PHP environment variables are not configured, an error will be reported when running PHP in CMD command line mode, as shown in the figure

3. Start configuring the PHP environment variables, find the directory where the PHP software is located, and then copy the path to the directory The directory should Contains the file PHP.EXE

4. Right-click "My Computer" and select "Properties"

5. Select "Advanced" --- "Environment Variables" from the pop-up "System Properties"

6. In the environment variables window, select "Path"---"Edit"

7. Finally, enter the semicolon PHP directory path at the end of the Path variable value

8, After the input is completed, click Confirm in order to complete the setting. After completing the setting, open a new command line window, enter PHP and execute it. You can see that the next line is waiting. Enter, PHP environment variable configuration is successful

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