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    Returns whether the requested $index exists
    ArrayObject
    PHP Manual

    ArrayObject::offsetExists

    (PHP 5)

    ArrayObject::offsetExists — Returns whether the requested $index exists

    Description

    bool ArrayObject::offsetExists ( mixed $index )
    Warning

    This function is currently not documented; only its argument list is available.

    Parameters

    index

    The index being checked.

    Return Values

    TRUE if the requested $index exists, otherwise FALSE

    ArrayObject
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