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capeterson/gist:8326438

Created January 8, 2014 23:08
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Apex List.addAll doesn't allow adding subclasses of the list's type properly.
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gistfile1.cls
List<SObject> l = new List<Sobject>();
l.addAll(new List<Contact>());
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Results in a compile failure: Incompatible argument type LIST for All method on LIST

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