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All of the array_* functions, as their names suggest, only apply to arrays. Underscore methods work on arrays or any Traversable (Iterator or IteratorAggregate)
by enaeseth 15y ago
All of the array_* functions, as their names suggest, only apply to arrays. Underscore methods work on arrays or any Traversable (Iterator or IteratorAggregate) object. It's nice to have.