Install Composer on CentOS

php editor Banana introduces you how to install Composer on CentOS. Composer is a tool for managing PHP dependent libraries, allowing us to easily install and update PHP libraries. Installing Composer on a CentOS system is relatively simple and requires only a few simple steps to complete. First, you need to make sure you have PHP and Git installed. Then, you can download the Composer installation file from the official website through the curl command. Next, you need to move the downloaded file to the /usr/local/bin directory and rename the file to composer. Finally, you can verify that Composer was installed successfully by running the composer command. With this simple step, you can install Composer on your CentOS system and start using it to manage your PHP project dependencies.

Detailed description:

1. Install dependencies

Before installing Composer, we need to install some dependencies first and enter in the terminal The following command:

```

sudo yum install -y git curl

2. Download Composer

Use the following command in the terminal to download Composer:

curl -sS | php

3. Install Composer

Use the following command in the terminal to install Composer:

```bash

sudo mv composer.phar /usr/local/bin/composer

4. Verify installation

Use the following command in the terminal to verify whether Composer is installed successfully:

composer --version

If you see the version information of Composer, it means the installation is successful.

Little knowledge sharing:

In Linux systems, you can use the `sudo` command to run commands with administrator privileges. If you do not have administrator privileges, you need to enter the administrator password to execute the command. Commands, use the `curl` command to download files, use the `mv` command to move files, and use the `php` command to execute PHP scripts. These commands are common commands in Linux systems. Mastering them can help you use them better. Linux system.

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