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下面Java代码输出结果是()publicclassMain

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下面Java代码输出结果是( )
public class Main {
public static void main(String[] args) {
String str = new String(""xiao"");
char[] ch = {'m', 'i'};
change(str, ch);
System.out.print(str);
System.out.print(ch);
}
private static void change(String str, char[] ch) {
str = ""Xiao"";
ch[0] = 'M';
}
}

  • XiaoMi

  • xiaomi

  • Xiaomi

  • xiaoMi

字符串是不可变得
发表于 2021-08-16 14:37:22 回复(0)