How to solve common problems with Laravel and Vue Nginx configuration

Summary of common problems in Laravel Vue Nginx server configuration

Problem 1:

Parse error: syntax error, unexpected '?' in D:Demolaravel56vendorlaravelframeworksrcIlluminateFoundationhelpers.php on line 233

Solution Solution: The version of PHP is too low and does not match the installed laravel56.

Run the following command to upgrade the relevant PHP version to 7.2:

rpm -Uvh https://mirror.webtatic.com/y... #更新源
rpm -Uvh https://mirror.webtatic.com/y...
yum remove php-common -y #移除系统自带的php-common
yum install -y php72w php72w-opcache php72w-xml php72w-mcrypt php72w-gd php72w-devel php72w-mysql php72w-intl php72w-mbstring #安装依赖包
php -v 查看php版本

Question 2:

file_put_contents(/www/wwwroot/BFERP/storage/framework/cache/data/b1/74/b174398831c15a6e1ed7c7e7873a44ebc1bdb6b2): failed to open stream: No such file or directory
file_put_contents () 错误，failed to open stream: No such file or directory；

Solution:php artisan cache:clear

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