I knew I should have thought about it a bit more. My method will fail if there are multiple objects with identical sort elements; adding a second one to the dictionary will erase the first. Before adding an element you could test the dictionary, but I'm not sure what you'd do then. It may depend on what you want to use the sort for.

On Sep 29, 2006, at 8:00 PM, John Kubie wrote:

1. In parallel with the object array, make a 1-dimensional array of the variable you want to sort on. 2. make a dictionary with paired elements: 1-dimensional array element -- associated object

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