PHP

 1sudo apt-get install software-properties-common python-software-properties
 2sudo add-apt-repository ppa:ondrej/php
 3sudo apt-get update
 4sudo apt-get -y install php7.3
 5
 6# 安装常用扩展
 7sudo -y apt-get install php7.3-fpm php7.3-mysql php7.3-curl php7.3-json php7.3-mbstring php7.3-xml php7.3-intl
 8
 9# 安装其他扩展（按需安装）
10sudo apt-get install php7.3-gd
11sudo apt-get install php7.3-soap
12sudo apt-get install php7.3-gmp
13sudo apt-get install php7.3-odbc
14sudo apt-get install php7.3-pspell
15sudo apt-get install php7.3-bcmath
16sudo apt-get install php7.3-enchant
17sudo apt-get install php7.3-ldap
18sudo apt-get install php7.3-opcache
19sudo apt-get install php7.3-readline
20sudo apt-get install php7.3-sqlite3
21sudo apt-get install php7.3-xmlrpc
22sudo apt-get install php7.3-bz2
23sudo apt-get install php7.3-interbase
24sudo apt-get install php7.3-pgsql
25sudo apt-get install php7.3-recode
26sudo apt-get install php7.3-sybase
27sudo apt-get install php7.3-xsl
28sudo apt-get install php7.3-cgi
29sudo apt-get install php7.3-dba
30sudo apt-get install php7.3-phpdbg
31sudo apt-get install php7.3-snmp
32sudo apt-get install php7.3-tidy
33sudo apt-get install php7.3-zip

 1server {
 2    listen 80;
 3    listen [::]:80;
 4 
 5    root /var/www/akvicor.com/html;
 6    index index.php index.html index.htm index.nginx-debian.html;
 7 
 8    server_name akvicor.com www.akvicor.com;
 9
10    location / {
11        try_files $uri $uri/ /index.php$is_args$args;
12    }
13
14    location ~ \.php$ {
15        try_files $uri =404;
16
17        include fastcgi.conf;
18        fastcgi_pass 127.0.0.1:9000;
19    }
20}

1$pre = '/apple/';
2$str = "apple banna orange";
3if (preg_match($pre, $str)) {
4    echo 'matched';
5}