How to install Composer on Ubuntu Server 22.10

To install Composer on Ubuntu Server 22.10, follow these steps:

Step 1 : Download the Composer planner:

curl -sS -o composer-setup.php

Step 2 : Verify the installer's signature:

HASH=`curl -sS`

php -r "if (hash_file('sha384', 'composer-setup.php') === '$HASH') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"

Step 3 : Run the installer:

sudo php composer-setup.php --install-dir=/usr/local/bin --filename=composer

Step 4 : Remove the installer:

sudo rm composer-setup.php

Step 5 : Verify the installation by running composer --version.