У вашего броузера проблема в совместимости с HTML5
1)How to install laravel in ubuntu(linux) in hindi.
2)Install laravel
3)How to install laravel in hindi
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1.) install php according to need
php --version
install php 7.0 or 7.1...
install php from this link
https://tecadmin.net/install-php-7-on-ubuntu/
sudo apt-get install apache2
php -m
sudo apt-get install php-mbstring
sudo apt-get install php7.0-mbstring
sudo apt-get install php-xml
Then after you need another programe called composer
check composer installed or not
composer
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now,install laravel
ctrl+h to show the hidden files
composer global require "laravel/installer"
laravel already installed..
the next step create laravel project in var/www/html
composer create-project --prefer-dist laravel/laravel myproject
php artisan key:generate