JavaScript实现permutate With Repetitions重复排列算法(附完整源码) permutateWithRepetitions.js完整源代码 permutateWithRepetitions.test.js完整源代码 permutateWithRepetitions.js完整源代码 export default function permutateWithRepetitions( permutationOptions, permutationLength = permutationOptions.length, ) { if