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.. aimms:function:: errh::Attribute(err, loc)

errh::Attribute

The function :aimms:func:`errh::Attribute` returns the identifier or node in which the error occurred.

errh::Attribute(
        err,  ! (input) an element
        loc   ! (optional input) an integer, default 1.
)

Arguments

err
An element in the set :aimms:set:`errh::PendingErrors` referencing an error.
loc
An integer in the range { 1 .. errh::NumberOfLocations(err) }.

Return Value

Returns an element in :aimms:set:`AllAttributeNames` if the information is available and the empty element otherwise.

Note

When err does not reference an element in :aimms:set:`errh::PendingErrors` or when the current filter is the filter To Global Collector an additional error will be raised.

.. seealso::

    The functions :aimms:func:`errh::Node`, :aimms:func:`errh::Line` and :aimms:func:`errh::NumberOfLocations`.