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    SplFileInfo::getExtension

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

    SplFileInfo::getExtension — Gets the file extension

    Descrição

    public SplFileInfo::getExtension(): string

    Retrieves the file extension.

    Parâmetros

    Esta função não possui parâmetros.

    Valor Retornado

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

    Exemplos

    Exemplo #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());

    ?>

    O exemplo acima produzirá:

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

    Notas

    Nota:

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

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

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