List arr = new ArrayList();
String[] aa = {"a", "b"};
arr.add(aa);
String[] bb = (String[]) arr.get(0);
System.out.println(bb[0] + " " + bb[1]);
String[] aa = {"a", "b"};
arr.add(aa);
String[] bb = (String[]) arr.get(0);
System.out.println(bb[0] + " " + bb[1]);
解决方案 »
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