laravel - mongodb/mongodb 1.8.0 requires ext-mongodb ^1.8.1 -> it is missing from your system. Install or enable PHP's mongodb extension - Stack Overflow
Composer update fails with composer.json php version ^7.1.3 - DevOpsSchool.com
How to force Composer to use a specific PHP version - nixCraft
SOLVED]-Composer detected issues in your platform: dependencies require a PHP version = 7.3.0 - YouTube
magento2 - Problems with friendsofphp/php-cs-fixer and php7.3 - Magento Stack Exchange
Root composer.json requires php ^7.3 but your php version (8.1.12) does not satisfy that requirement - YouTube
php version (7.2.34) does not satisfy that requirement. - Amit Kumar - Medium
PHP 7.3 breaks composer with continue/targeting error (solution: downgrade to 7.2) · Issue #7783 · composer/composer · GitHub
Install Laravel 8 with PHP 7.3 & Composer | Techiediaries
Root composer.json requires php ^7.0 but your php version (8.0) does not satisfy that requirement - YouTube
How To Install PHP 7.4, 7.3, 7.2, 7.1 on CentOS/RHEL 8 | by Anuket Jain | Medium