Phar::hasMetadata

    (PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 1.2.0)

    Phar::hasMetadata — Returns whether phar has global meta-data

    说明

    publicPhar::hasMetadata(): bool

    Returns whether phar has global meta-data set.

    参数

    No parameters.

    返回值

    Returns true if meta-data has been set, and false if not.

    示例

    示例 #1 A Phar::hasMetadata() example

    <?php
    try {
    $phar = new Phar('myphar.phar');
    var_dump($phar->hasMetadata());
    $phar->setMetadata(array('thing' => 'hi'));
    var_dump($phar->hasMetadata());
    $phar->delMetadata();
    var_dump($phar->hasMetadata());
    } catch (    Exception $e) {
    // handle error
    }
    ?>

    以上示例会输出：

    bool(false) bool(true) bool(false)

    参见

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