What should I do if a command appears when installing the laravel framework?

Solution to the Command “laravel” not found error when installing the Laravel framework

Laravel is a popular PHP web development framework, and many PHP developers like to use it to build high-performance and easy-to-maintain Webs. app. In the process of developing web applications using Laravel, many developers will encounter the problem of Command "laravel" not found, which is a common error that occurs when installing the Laravel framework. This article will explain the cause of this problem and how to solve it.

Cause of the problem

When you enter the laravel command in the terminal, if the error message Command "laravel" not found appears, this usually means that your system does not have the Laravel command line tool installed correctly. . After Laravel is installed, you need to install the laravel/installer package through Composer to access the Laravel command line tools. If you do not install this package, the system will not find the laravel command.

Solution

The following are the detailed steps to solve the problem of Command "laravel" not found:

Step 1: Check whether Composer has been installed correctly

Execute the following command in the terminal:

composer -v

If Composer has been installed correctly, the terminal should output the following information:

Composer version x.y.z ...

If you see the error message Command not found, please refer to the official documentation to install Composer.

Step 2: Install Laravel installer globally

Execute the following command in the terminal:

composer global require laravel/installer

This command will install it globally laravel/installer package, so that you can access the Laravel command line tool through the laravel command in any directory.

Step 3: Add the Composer environment variable

In most cases, when you install the Laravel installer globally, you will also need to add Composer's global vendor directory to the PATH environment variable. This requires you to edit your ~/.bashrc, ~/.bash_profile or ~/.zshrc file and add the following line there:

export PATH="$PATH:$HOME/.composer/vendor/bin"

Then, you need to reload the shell configuration file, or run the following command directly in the terminal:

source ~/.bashrc

or

source ~/.bash_profile

or

source ~/.zshrc

This command will reload the edited Shell configuration file and make the added path effective.

Step 4: Restart the terminal

If you have completed the above steps and create a new Laravel project by executing the laravel command, the error message Command "laravel" not found still appears on the terminal. Please try restarting the terminal. Restarting the terminal may resolve this issue.

Summary

Command “laravel” not found error message is a common error that occurs when installing the Laravel framework. It is usually caused by the Laravel command line tool not being installed correctly. To resolve this issue, you can install the laravel/installer package globally using the composer command and add Composer's global vendor directory to the PATH environment variable to access the Laravel command line tools. If you encounter this issue, please follow the steps above to try to resolve it.

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