laravel - Root composer.json requires php ^7.3 but your php version (8.0.0) does not satisfy that requirement

Question

(This question already has answers here): question from:https://stackoverflow.com/questions/65454412/root-composer-json-requires-php-7-3-but-your-php-version-8-0-0-does-not-satis

Answer 1

It's becouse in your project in composer.json file you have:

"require": {
    "php": ">=7.3",
    .....
},

Try to update this requirement to:

"require": {
    "php": "^7.3|^8.0",
    .....
},

try this one its working

1. https://www.devopsschool.com/blog/how-to-downgrade-php-from-8-0-0-to-7-1-32-in-xampp-8-0-0/