DirectoryIterator::getExtension

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

DirectoryIterator::getExtensionGets the file extension

Descrizione

public DirectoryIterator::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 DirectoryIterator::getExtension() example

<?php

$directory
= new DirectoryIterator(__DIR__);
foreach (
$directory as $fileinfo) {
if (
$fileinfo->isFile()) {
echo
$fileinfo->getExtension() . "\n";
}
}

?>

Il precedente esempio visualizzerà qualcosa simile a:

php
txt
jpg
gz

Note

Nota:

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

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

Vedere anche:

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