Created
February 20, 2015 15:31
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Handy function for replacing an element in a list
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| %% Replace the item at `Index' in `List' with `Element'. | |
| %% Zero-based indexing. Deal with it. | |
| -spec replace_list_element(non_neg_integer(), term(), list()). | |
| replace_list_element(Index, Element, List) -> | |
| {Prefix, Suffix} = lists:split(Index, List), | |
| Prefix ++ [Element] ++ tl(Suffix). |
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