Elixir Tuple常用的几个方法

elem(tuple, index)
返回元组元素
put_elem(tuple,index,value)
修改元素值
tuple_size
返回元组的长度
delete_at(tuple, index)
Removes an element from a tuple
duplicate(data, size)
Creates a new tuple
insert_at(tuple, index, term)
Inserts an element into a tuple
to_list(tuple)
Converts a tuple to a list