java - 检查一个数组中的所有字符串是否都存在于另一个数组中

Question

我有两个字符串数组:

String[] A = {"AQBC","BSA","BAA"}

String[] B = {"AWF","AQBC","SSA","SFW","BSA","WQQR","WEWQ","BAA","RDR","GGWQ","GQEW"}

我想检查数组 A 的所有元素是否都在数组 B 中。最简单的方法是什么？

Answer 1

Arrays.asList(B).containsAll(Arrays.asList(A));

最简单的。不是最快的。