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    ReflectionFunctionAbstract::getFileName

    (PHP 5 >= 5.2.0, PHP 7, PHP 8)

    ReflectionFunctionAbstract::getFileName — Gets file name

    Description

    public ReflectionFunctionAbstract::getFileName(): string|false

    Gets the file name from a user-defined function.

    Parameters

    This function has no parameters.

    Return Values

    Returns the filename of the file in which the function has been defined. If the class is defined in the PHP core or in a PHP extension, false is returned.

    See Also

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    User Contributed Notes 1 note

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    stein at visibone dot com
    11 years ago
    Returns FALSE for an internal function (when isInternal() returns TRUE, e.g. for 'strlen').
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