You are here because you have files that have a file extension ending in .php. Files with the file extension .php can only be launched through specific applications.
It's possible that the .php files are data files rather than files or media, which means they aren't viewable at all.
What is a .PHP file? (Recommended learning: PHP programming from entry to proficiency)
The .php extension in the file is called PHP source code file, and these files PHP implements dynamic Interactive functions of Web pages.
The content of a PHP file is a set of hypertext preprocessor codes that allow a web page to collect information entered by viewers, process that data, store it into a database and retrieve it from a designated server Details of a specific database from the web server.
The PHP engine installed in the web server parses the PHP code stored in the PHP file and the corresponding HTML data is dynamically displayed to the observer. Microsoft Notepad can be used to open and view PHP code stored in .php files.
How to open a .PHP file?
Exit the .php file, or any other file on your computer, and double-click it. If your file associations are set up correctly, it means the application to open your .php file will open it.
This is possible, you may need to download or purchase the correct app. It's also possible that you have the correct application on your PC, but the .php file isn't associated with it yet.
In this case, when you try to open a .php file, you can tell Windows that the application is correct for that file. From this point on, opening a .php file will open the correct application.
A word of caution
Be careful not to rename extension .php files, or any other files. This does not change the file type. Only special conversion software can change one file from one file type to another.
The above is the detailed content of What are the php extensions?. For more information, please follow other related articles on the PHP Chinese website!

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