public class VariableParam {    private static void variableParam1(Object... args) {        for (Object v : args) {            System.out.print(v.toString() + " ");        }        System.out.println(args.length); // 可以看到args和数组一样有length属性    }    @Test    public void param_1() {        // 如果是List<String>        List<String> lists1 = new ArrayList<>();        lists1.add("huhx");        lists1.add("linux");        variableParam1(lists1); // [huhx, linux] 1        // 如果是List<Object>        List<Object> lists2 = new ArrayList<>();        lists2.add("huhx");        lists2.add("linux");        variableParam1(lists2); // [huhx, linux] 1        // 如果是数组        String[] arrays1 = new String[]{"huhx", "linux"}; // huhx linux 2        variableParam1(arrays1);        // 如果是数组        Object[] arrays2 = new Object[]{"huhx", "linux"};        variableParam1(arrays1); // huhx linux 2        // 如果是参数        variableParam1("huhx", "linux"); // huhx linux 2    }}

public String baseReplaceFromArray(String string, List<String> list) {    return MessageFormat.format(string, transListInfoArrays(list)); }private String[] transListInfoArrays(List<String> list) {    int length = list.size();    String[] arrays = new String[length];    for (int i = 0; i < length; i++) {        arrays[i] = list.get(i);    }    return arrays;}@Testpublic void baseReplaceFromArray_test() {    List<String> list = new ArrayList<>();    list.add("huhx");    list.add("L。");    System.out.println(baseReplaceFromArray("{0} love {1}", list)); // huhx love L。}