The contents of a tuple do not all have to be the same type, but one special construct is of a tuple where the first value is an atom.

一个元组的内容不必都是相同类型的。元组的构造很特殊，其中的第一个值为原子值。

youdao

The contents of a tuple do not all have to be the same type, but one special construct is of a tuple where the first value is an atom.

一个元组的内容不必都是相同类型的。元组的构造很特殊，其中的第一个值为原子值。

youdao