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    SplFileInfo::getExtension

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

    SplFileInfo::getExtension — Gets 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 visualizzerà:

    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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