SplFileInfo::getExtension

(PHP 5 >= 5.3.6, PHP 7, PHP 8)

SplFileInfo::getExtensionGets the file extension

Descrizione

public SplFileInfo::getExtension(): string

Retrieves the file extension.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Returns a string containing the file extension, or an empty string if the file has no extension.

Esempi

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());

?>

Il precedente esempio visualizzerĂ :

string(3) "txt"
string(3) "jpg"
string(2) "gz"

Note

Nota:

Another way of getting the extension is to use the pathinfo() function.

<?php
$extension 
pathinfo($info->getFilename(), PATHINFO_EXTENSION);
?>

Vedere anche:

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