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Oct 21, 2015 at 8:39 comment added DanC Thanks for your help sfdcfox and Poet - I'll give both these methods a go.
Oct 20, 2015 at 16:52 comment added sfdcfox @Poet Also read up on "removeAll", which would have the opposite effect; it'd remove all the dupes and keep just the unique values.
Oct 20, 2015 at 16:51 comment added Dan Jones I've got something out of this. Not heard of clone or retainAll methods before. This definitely looks like it'd be a quick way of doing things.
Oct 20, 2015 at 16:45 history answered sfdcfox CC BY-SA 3.0