Sometimes, we want to get a file’s extension in PHP.
In this article, we’ll look at how to get a file’s extension in PHP.
How to get a file’s extension in PHP?
To get a file’s extension in PHP, we call the pathinfo function.
For instance, we write
$ext = pathinfo($filename, PATHINFO_EXTENSION);
to call pathinfo with $filename and PATHINFO_EXTENSION to return the file extension part of the $filename path string.
Conclusion
To get a file’s extension in PHP, we call the pathinfo function.
