Number.Permutations

Syntax

Number.Permutations(setSize as nullable number, permutationSize as nullable number) as nullable number

About

返回可从多个项 setSize（具有指定排列大小 permutationSize）生成的排列数。

示例

从总共 5 个项的排列数中查找 3 个。

用法

Number.Permutations(5, 3)

输出

60