DirectoryIterator::getExtension
(PHP 5 >= 5.3.6, PHP 7, PHP 8)
DirectoryIterator::getExtension — Gets 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:
- DirectoryIterator::getFilename() - Return file name of current DirectoryIterator item
- DirectoryIterator::getBasename() - Get base name of current DirectoryIterator item
- pathinfo() - Restituisce informazioni su un percorso di file
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