Why use the latest version of PHP is important and how to check what you use Version Each website has at least one thing in common -it runs on the code.
If your website is built with WordPress, the code may contain a combination of HTML, CSS, and JavaScript (and other encoding languages), but it can almost include PHP.
Experience the advantages of the hosting WordPress hosting and improvement.
Because of PHP, most of your contents you see on the front and back of the WordPress website exist. It not only exists in your posts and page templates, but PHP also constitutes a file to build a WordPress instrument board.
With the release of the new version of PHP, it can The powerful framework becomes more important, but the latest version of PHP is the key to implementing these results.
50% of the PHP version of the PHP version of the WordPress website has ended life, which means that it is no longer supported or repaired for security vulnerabilities.
In this article, you will learn more about PHP and why the latest version is important, how to check the PHP version of your site and how to upgrade it safely. Are you ready to start? Let’s sneak in!
Directory
1.
server side code 101: What is PHP Intersection
2. The benefits of updating PHP
3. How to check the PHP version of your WordPress website
3.1. Use WordPress website health tool
3.2. Run PHP file (DIY)
3.3 3.3 . Please consult your custody service provider
3.4.
3.5. How to judge whether the PHP version you used has not been repaired for security vulnerabilities
4. How to be safe Upgrade your pHP
4.1. 1. Make sure that wordpress is the latest
4.2. 2. Check the compatibility of the plug -in
4.3.
3. Upgrade your PHP version 4.4.
4. Check your website
5.
结论
[123 ]
Server side code 101: What is PHP?
Different from JavaScript in JavaScript in the user browser, PHP is a server -side programming language This means that it is processed on its physical server. This also means that any website performance problem that is derived from PHP may eventually be solved by you.
According to your hosting service provider and the server resources you provided, the problem of PHP (for example, no latest version runsThe code) may slow down your speed, no matter how much you try to optimize your website.
Although PHP is widely used as the core component of WordPress, it also needs to be updated to ensure that it provides motivation for your website instead of slowing its speed.
Update the benefits of PHP
The latest version of PHP will have a significant impact on the overall performance of a single WordPress website.
In short, PHP extracts the correct data from your database, packaged it in your database, and packaged it in your database. In HTML and CSS, then transmit it to the visitor’s browser. If any part of this process is very slow, all other parts will be very slow, your users will notice first.
Although updating your PHP will help ensure its smooth operation, the new version has also been supported by the PHP developer team from all over the world. They maintain, update and repair the language in the stable version.
At present, each PHP version has been supported for two years after its initial release, which means that improvement, error repair and security patches have been cured routinely. In the first two years, the PHP version only received key security updates. Three years later, the PHP version was abandoned and no longer received the update.
As mentioned above, half of the PHP version running at the WordPress site has been abandoned, which means that no longer supports or repair security loopholes.
Optimizing your website to improve performance and security is the focus of updating PHP. Like WordPress, PHP has become more advanced through website development and actual use cases for many years. The new version has continuously developed. Since the release of 1.0 (1995!), There have been many updates and full versions.
To run WordPress, your server needs to use PHP 5.2.4 version at least, but the standard is recommended to use PHP 7.4 or higher versions.
This is because, like WordPress, the new version of PHP improves website speed, security and overall efficiency. With its progress, PHP will only become faster, safer, and less resource consumption than previous iterations.
We have witnessed this in WP Engine. The upgrade of the customer to the new version of PHP usually causes the server request processing time and the speed of the site will be accelerated.
We strive to ensure that our customers can access the latest version of PHP, and we usually do it in us for us. These versions are provided after completing the necessary large -scale tests of all customers.
How to check the PHP version of your WordPress website How do you do Determine which version of PHP is your website currently running? If you want to know the PHP version that currently supports your WordPress website, there are several ways to find:
Use the WordPress website health tool
[
[
[ [ [ [ [
[
[
[
123] For users who run WORDPRESS 5.2 and higher versions, one of the simplest ways to determine which PHP version of your site is through the WordPress site health tool. This tool provides a lot Useful information. Although the site health status page will provide an overview of the entire site. If your current version is outdated, it is recommended to update PHP, you can navigate to the tool \u0026 gt; quickly check the pHP version you are using The information page in the WordPress dashboard and open the \”server\” tab. You should see the following:
123]
In addition to the server architecture and web server information, this screen will also tell you the current PHP version that is currently running , Your PHP is using SAPI), and tell you that the maximum value input variable of your PHP is (by default, the maximum input variables allowed by the PHP script to be set to 1000).
Run PHP file (DIY) If you can access your server, you can pass it throughRun a simple PHP file to check your PHP status. Just add the following content to the blank php file and run it on your server:
\u0026 lt; php phpinfo () \u0026 gt; Or, if you use it, if you use it The PHP version installed locally, please use the following command:
PHP -V
This should provide the PHP version, creation time, copyright data of your current use, Waiting for information. However, not everyone has professional knowledge, time or access rights running files on their own server.
Please consult your hosting service provider
If your WordPress website is entrusted by the provider, you should be able to easily identify the PHP version used by your website. If it is not obvious, you may need to ask your provider for help. WP Engine allows customers to easily view all PHP information through the PHP selector tool. This tool shows you the current version of the PHP in your site and provides simple options for updating PHP.
Tired of worrying about PHP?
Switch to WP engine Use in use in use WordPress plug -in
]
If you are running the latest version of PHP, then your state is very good, but for those who are used for outdatedPeople of PHP, or those who want to know how to update their PHP at the time of time, will be for you in the next section.
How to determine whether the PHP version you use has not been repaired for security vulnerabilities As mentioned above, the pHP version was initially released. It is supported during the year, which means that general improvement, error repair and security vulnerabilities will be regularly resolved and updated. However, two years later, the PHP version will only receive important security updates. After three years, the PHP version will be completely abandoned, which means that they will no longer receive updates.
Although tools such as the WordPRESS site health function will tell you whether PHP is outdated, you can use the detailed PHP version information found here to determine the current support type you currently obtained by each PHP version, or whether all.
] How to upgrade your PHP
Upgrading your PHP version is not particularly complicated, although there are some risks as any software updates. The biggest risk is concentrated in the backwardness or the code on your website (in the core, themes, plug -ins, and scripts) that you want to upgrade.
If this is true, once you switch, all or part of your website may interrupt or encounter serious performance problems. In other words, there are some ways to check the problem of compatibility before updating PHP, as described below.
Before you start, the process described here is used to upgrade your real -time website. A better choice is to explore local development that allows you to create a local copy of the site and run it on your computer. This is the best way to test the new code on your website, and it is no exception to upgrade to the new version of PHP!
With it, the following is how to upgrade your PHP version safely:
]
Make sure that wordpress is the latest
As mentioned above, PHP update problems usually come from the old code that is no longer compatible with the new PHP version. The best way to solve this problem is to run the latest version of WordPRESS.
WordPress and its extensive user developer community keenly aware of the basic role of PHP, and often adjust their work (from core updates to plug -in to themes) to ensure that it is compatible with the new version of PHP. For this reason, the latest version of WordPress is a good way to ensure that your website is prepared for the latest version of PHP.
2. Check the compatibility of the plug -in
However, even if you use the latest version of WordPress, you cannot guarantee that everything will be switched smoothly. Fortunately, you can use the plug -in to test the incompatibility in advance.
The PHP Composition Checker plugin of WP Engine is made for this purpose. The plug -in will check all the code on your website and mark the possible problems -it can be used on any WordPress website. To use this plug -in, you need to install it on your site. Once it is in a state of activity, there will be a new menu named PHP compatibility under the tool. Here, just choose the PHP version you want to upgrade, and then select the plug -in and other extensions that it will scan on your site.
In this way, you can start scanning. After completion, you will see the error and warning list of your website. It even tells you the file name and line number of the problem.
With this information, you can replace the problematic plug -in or theme, or find different latest solutions. PHP compatibility checkups also make suggestions.
WP Engine customers can also use the PHP test driver, which will allow them to view their website on different versions of PHP before submitting the update. Similar to the PHP compatibility checker, the PHP test driver can well view any potential problems that may occur when updated to the new version of PHP.
3. Upgrade your PHP version
After completing the due diligence and checking whether the website has compatibility issues, it should be updated to the new version PHP. There are several ways to do this. For people who are more proficient, one choice is to update PHP with the SSH command.
However, a simpler way to update the PHP is to provide a service provider through a qualified hosting service. WP ENGINE customers can view their current PHP version and andIt is updated through the PHP selector tool -just log in to the user portal and follow the steps provided here. If you have any questions, you can contact the supporters at any time.
4.
Check your website
You also need to check various functions specific to your website type. For example, e -commerce websites may run for testing after updating PHP, or news websites may click advertisement and related articles to ensure that everything is updated correctly. It is also important to test the plug -in and theme functions you are using. In other words, if you follow the compatibility examinations described above, then you are unlikely to encounter problems. If there is no obvious problem, your PHP update is now completed!
PHP is the key element of wordpress, so it, it, it It is one of the most critical parts of your website.
The updated PHP is not only conducive to your website speed and performance, but also reduces vulnerabilities and improves the overall security of the website to ensure your data security.
Although understanding the way of PHP and understanding the PHP version of your website is an important element, it is possible to ensure that
safely
updating PHP may be the most important part. Although some hosting service providers leave the server -side configuration (including PHP) to you, the customers of WP Engine are always the latest, and they are ready for the latest unbelievable features from WordPress (including PHP PHP ) Benefit!
Switch to WP Engine to obtain the latest PHP performance and security advantages.
Through a 60 -day refund to ensure no risk migration, experience the advantages of perfect hosting WordPress hosting.
Immediate migration!
