when my laravel proj keep in wampp C:\wamp64\www than why this is use xampp version and ^7.1.3 your php version (8.1.6) not satisfy with requirement

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Problem 29 - phpunit/php-file-iterator is locked to version 2.0.2 and an update of this package was not requested. - phpunit/php-file-iterator 2.0.2 requires php ^7.1 -> your php version (8.1.6) does not satisfy that requirement. Problem 30 - phpunit/php-timer is locked to version 2.0.0 and an update of this package was not requested. - phpunit/php-timer 2.0.0 requires php ^7.1 -> your php version (8.1.6) does not satisfy that requirement. Problem 31 - phpunit/php-token-stream is locked to version 3.0.0 and an update of this package was not requested. - phpunit/php-token-stream 3.0.0 requires php ^7.1 -> your php version (8.1.6) does not satisfy that requirement. Problem 32 - phpunit/phpunit is locked to version 7.3.5 and an update of this package was not requested. - phpunit/phpunit 7.3.5 requires php ^7.1 -> your php version (8.1.6) does not satisfy that requirement. Problem 33 - sebastian/code-unit-reverse-lookup is locked to version 1.0.1 and an update of this package was not requested. - sebastian/code-unit-reverse-lookup 1.0.1 requires php ^5.6 || ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 34 - sebastian/comparator is locked to version 3.0.2 and an update of this package was not requested. - sebastian/comparator 3.0.2 requires php ^7.1 -> your php version (8.1.6) does not satisfy that requirement. Problem 35 - sebastian/diff is locked to version 3.0.1 and an update of this package was not requested. - sebastian/diff 3.0.1 requires php ^7.1 -> your php version (8.1.6) does not satisfy that requirement. Problem 36 - sebastian/environment is locked to version 3.1.0 and an update of this package was not requested. - sebastian/environment 3.1.0 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 37 - sebastian/exporter is locked to version 3.1.0 and an update of this package was not requested. - sebastian/exporter 3.1.0 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 38 - sebastian/global-state is locked to version 2.0.0 and an update of this package was not requested. - sebastian/global-state 2.0.0 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 39 - sebastian/object-enumerator is locked to version 3.0.3 and an update of this package was not requested. - sebastian/object-enumerator 3.0.3 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 40 - sebastian/object-reflector is locked to version 1.1.1 and an update of this package was not requested. - sebastian/object-reflector 1.1.1 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 41 - sebastian/recursion-context is locked to version 3.0.0 and an update of this package was not requested. - sebastian/recursion-context 3.0.0 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement.fy that requirement. Problem 42 - theseer/tokenizer is locked to version 1.1.0 and an update of this package was not requested. quirement. - theseer/tokenizer 1.1.0 requires php ^7.0 -> your php version (8.1.6) does not satisfy that requirement. Problem 43 y that requirement. - webmozart/assert is locked to version 1.3.0 and an update of this package was not requested. - webmozart/assert 1.3.0 requires php ^5.3.3 || ^7.0 -> your php version (8.1.6) does not satisfy that requirement.y that requirement. ny/http-foundation[v4.1.4]. Problem 44 sted. - symfony/http-foundation v4.1.4 requires php ^7.1.3 -> your php version (8.1.6) does not satisfy that requirement. - barryvdh/laravel-cors v0.11.2 requires symfony/http-foundation ^3.1|^4 -> satisfiable by symfony/http-foundation[v4.1.4]. - barryvdh/laravel-cors is locked to version v0.11.2 and an update of this package was not requested.

via Chebli Mohamed