Answers for "php version for laravel 8"

laravel instal

composer global require laravel/installer

laravel new example-app

php artisan serve

laravel 8 php version requirements

PHP >= 7.3
BCMath PHP Extension
Ctype PHP Extension
Fileinfo PHP Extension
JSON PHP Extension
Mbstring PHP Extension
OpenSSL PHP Extension
PDO PHP Extension
Tokenizer PHP Extension
XML PHP Extension