Function unwind

Returns the item at a given index. If the index does not exist, def is returned

Example

unwind([{ foo: ["bar 1", "bar 2"] }, { foo: ["bar 3", "bar 4", "bar 5"] }], "foo");
// [{ foo: "bar 1" }, { foo: "bar 2" }, { foo: "bar 3" }, { foo: "bar 4" }, { foo: "bar 5" }]