Detailed explanation of practical tips on how to install PECL extension and PHP extension

For PHP developers, installing extensions is a task that must be completed. Moreover, by installing these extensions on their Mac systems, they can easily carry out development work. Among them, PECL extension is one of them. This article provides Mac users with some practical tips on how to install PECL extensions and PHP extensions.

PECL Overview

PECL extension refers to the PHP extension installed by the PECL package manager. PECL (PEAR Extension Library) is a very famous PHP extension library. It provides many practical extensions, including commonly used database extensions such as MySQL and SQLite, as well as caching extensions such as Memcache and Redis, and of course some customizable extensions. Of course, PECL is not just an extension library, it is also an application package, which contains various debugging, development, testing and other tools, allowing you to quickly test and debug your code during the development process.

How to install PECL extension on mac

The general method to install PECL extension is to use the pear command. On Mac systems, however, there are some specialties to installing the PECL extension. Below, we will introduce you to the steps on how to install the PECL extension when using Homebrew to install PHP.

Step one: First, check the PHP version of your Mac

Enter the following command in the terminal to check the version

php -v

If you If you are using Homebrew, you can also check whether it has PHP installed by running the following command

brew list

Step 2: Install PHP extension

If you want to install one PHP extension, the first step is to install it on your Mac. You can install the extension through Homebrew or MacPorts, or you can download the latest version from the official website and install it manually.

To install the PECL extension, you need to install the autoconf tool first. You can install it with the following command:

brew install autoconf

Next, you can use the following command to install the PECL extension:

pecl install extension

If the system has not been set up with a proxy, you will see the following display

If the system needs to enable the proxy, you can use the following command to enable the proxy

$ export http_proxy=http://[userid]: [password]@[proxyurl]:[port]
$ export https_proxy=http://[userid]:[password]@[proxyurl]:[port]

Note: After the command ends, The proxy settings must be cleared, otherwise it will affect the next operation.

$ unset http_proxy
$ unset https_proxy

Step 3: Install the extension into your PHP environment

After installing the PECL extension, you need to Install into your PHP environment. The method is as follows:

First, execute the following command in the terminal to open the php.ini file

vim /etc/php.ini

Then, find the extension_dir option in the file , configure the extension directory as:

extension_dir="/usr/local/Cellar/php/7.2.0/pecl/20170718/"

Note: pecl/20170718 is an example and should Replace with the name and date of the installed extension.

At the end of the file, add the following lines:

extension=extension.so

The extension is the name of the extension you need to install.

Save and exit the vim editor.

Step 4: Restart Apache

Execute the following command to restart the Apache server:

sudo apachectl restart

Result

PECL extension has been Successfully installed and setup into your PHP environment. Now you can try using this extension in your PHP applications.

Summary

This article describes how to install PECL extensions and PHP extensions on Mac. PECL extensions can enhance the functionality of PHP without recompiling the entire PHP. At the same time, this article also shows how to install the PECL extension into the PHP environment. This will allow developers to carry out development work more conveniently. Hope this article is helpful to PHP developers.

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