Let's talk about how to install php-7.2.9

PHP is a scripting language widely used in Web development, and it is also widely used. PHP version 7.2.9 is a stable version of PHP. Compared with other versions, it has made many optimizations in terms of performance and security. This article will introduce you how to install PHP-7.2.9.

1. Confirm the system environment

Before installing PHP-7.2.9, you need to confirm whether your system environment supports it. PHP-7.2.9 requires PHP 5.5.0 or higher and runs on various platforms such as Linux, Unix, Windows, and Mac OS X.

2. Download PHP-7.2.9

After confirming the system environment, we need to download PHP-7.2.9. You can go to the official website (http://www.php.net/downloads.php) to download the latest version of PHP.

When downloading the development version, you can check out the source code from the Git library, which requires the Git program to be installed.

git clone https://github.com/php/php-src.git

It may take a while to download the source code in the Git library, and then you can Start compilation and installation.

3. Install dependent libraries

Before installing PHP-7.2.9, you need to install some dependent libraries. These libraries can help you use PHP better. To install these libraries, use the following commands in sequence:

sudo apt-get update
sudo apt-get install build-essential
sudo apt-get install libxml2-dev
sudo apt- get install libssl-dev
sudo apt-get install libbz2-dev
sudo apt-get install libcurl4-openssl-dev
sudo apt-get install libjpeg-dev
sudo apt-get install libpng- dev
sudo apt-get install libfreetype6-dev
sudo apt-get install libkrb5-dev
sudo apt-get install libldap2-dev
sudo apt-get install libmcrypt-dev
sudo apt -get install libpspell-dev
sudo apt-get install librecode-dev
sudo apt-get install libtidy-dev
sudo apt-get install libxslt1-dev
sudo apt-get install libzip-dev

4. Compile PHP-7.2.9

After completing the above steps, next we start compiling PHP-7.2.9. You can use the following command to generate a configure script that configures PHP's build options.

./buildconf --force

Next, execute the following command to configure PHP parameters:

./configure \
--prefix=/usr/ local/php \
--with-config-file-path=/usr/local/php/etc \
--with-openssl \
--enable-fpm \
--with -fpm-user=www-data \
--with-fpm-group=www-data \
--with-mysqli=mysqlnd \
--with-pdo-mysql=mysqlnd \
--with-zlib \
--with-libxml \
--with-jpeg \
--with-png \
--with-gd \
--with- freetype \
--with-ldap \
--enable-mbstring \
--enable-zip \
--enable-calendar \
--enable-fileinfo \
--enable-bcmath \
--enable-sockets \
--enable-exif \
--enable-soap \
--enable-opcache \
--enable-intl

If you are not familiar with the options in the configure script, you can refer to the official documentation (https://www.php.net/manual/en/configure.about.php) to learn more.

After the configuration is completed, start compiling PHP:

make

After the compilation is completed, execute the following command to install PHP:

sudo make install

5. Configuring PHP-7.2.9

After compiling and installing PHP-7.2.9, you also need to configure PHP-7.2.9. You can use the following command to copy the PHP configuration file:

cp php.ini-development /usr/local/php/etc/php.ini

Next, edit the PHP configuration file you just copied:

sudo vi /usr/local/php/etc/php.ini

Here, you can configure many options. For example, you can configure the database connection method, upload file size limit, and error prompt method, etc.

6. Start PHP-FPM and Nginx

At this point, the installation of PHP-7.2.9 is completed. Before you start using PHP officially, you also need to start PHP-FPM and Nginx. Taking Nginx as an example, use the following command to start PHP-FPM and Nginx:

sudo /usr/local/php/sbin/php-fpm
sudo /usr/local/nginx/sbin/nginx

At this point, the installation of PHP-7.2.9 is completed.

Summary

Through the above steps, you can successfully complete the installation of PHP-7.2.9. Although the steps may be tedious, once you master these methods, you can easily install PHP-7.2.9 in different environments.

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