Install Composer (PHP 8.3)

Instructions: Click inside the blue code boxes, press Ctrl+A to select all, then Ctrl+C to copy.

Step 1: Create the Script File

Run this command to create the file:

nano composer.sh

Step 2: Paste the Script

Copy the full script below:

#!/bin/bash
# 1. Install Composer using PHP 8.3
cd ~
echo "Installing Composer..."
curl -sS https://getcomposer.org/installer | /usr/bin/php8.3-cli

# 2. Run Composer to test it works
echo "Testing Composer..."
/usr/bin/php8.3-cli composer.phar --version

# 3. Create aliases in .bashrc
echo "Adding aliases to .bashrc..."
if ! grep -q "alias php='/usr/bin/php8.3-cli'" ~/.bashrc; then
    echo "" >> ~/.bashrc
    echo "# Custom PHP 8.3 Aliases" >> ~/.bashrc
    echo "alias php='/usr/bin/php8.3-cli'" >> ~/.bashrc
    echo "alias composer='/usr/bin/php8.3-cli ~/composer.phar'" >> ~/.bashrc
    echo "Aliases added."
else
    echo "Aliases already exist in .bashrc."
fi

# 4. Source and Test
shopt -s expand_aliases
source ~/.bashrc
echo "--------------------------------------------------"
echo "Testing php -v inside this script:"
php -v
echo "--------------------------------------------------"

Step 3: Save and Exit

1. Press: CTRL + O (Write Out)
2. Press: Enter (Confirm Name)
3. Press: CTRL + X (Exit)

Step 4: Add Permissions

Make the script executable:

chmod +x composer.sh

Step 5: Run the Script

Execute the installation:

./composer.sh