SplFileInfo::getExtension
(PHP 5 >= 5.3.6, PHP 7, PHP 8)
SplFileInfo::getExtension — Gets the file extension
Description
public SplFileInfo::getExtension(): string
Retrieves the file extension.
Parameters
This function has no parameters.
Return Values
Returns a string containing the file extension, or an empty string if the file has no extension.
Examples
Example #1 SplFileInfo::getExtension() example
<?php
$info = new SplFileInfo('foo.txt');
var_dump($info->getExtension());
$info = new SplFileInfo('photo.jpg');
var_dump($info->getExtension());
$info = new SplFileInfo('something.tar.gz');
var_dump($info->getExtension());
?>
The above example will output:
string(3) "txt" string(3) "jpg" string(2) "gz"
Notes
Note:
Another way of getting the extension is to use the pathinfo() function.
<?php
$extension = pathinfo($info->getFilename(), PATHINFO_EXTENSION);
?>
See Also
- SplFileInfo::getFilename() - Gets the filename
- SplFileInfo::getBasename() - Gets the base name of the file
- pathinfo() - Returns information about a file path
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