下面的代码1和2处各输出什么?具体说明一下理由?public class test {\x05\x05public static void method(final StringBuffer param){\x05\x05param.append("change");\x05\x05System.out.println(param.toString()); //1\x05\x05\x05\x05StringBuffe
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 11:14:41
![下面的代码1和2处各输出什么?具体说明一下理由?public class test {\x05\x05public static void method(final StringBuffer param){\x05\x05param.append(](/uploads/image/z/9295997-5-7.jpg?t=%E4%B8%8B%E9%9D%A2%E7%9A%84%E4%BB%A3%E7%A0%811%E5%92%8C2%E5%A4%84%E5%90%84%E8%BE%93%E5%87%BA%E4%BB%80%E4%B9%88%3F%E5%85%B7%E4%BD%93%E8%AF%B4%E6%98%8E%E4%B8%80%E4%B8%8B%E7%90%86%E7%94%B1%3Fpublic+class+test+%7B%5Cx05%5Cx05public+static+void+method%28final+StringBuffer+param%29%7B%5Cx05%5Cx05param.append%28%22change%22%29%3B%5Cx05%5Cx05System.out.println%28param.toString%28%29%29%3B+%2F%2F1%5Cx05%5Cx05%5Cx05%5Cx05StringBuffe)
下面的代码1和2处各输出什么?具体说明一下理由?public class test {\x05\x05public static void method(final StringBuffer param){\x05\x05param.append("change");\x05\x05System.out.println(param.toString()); //1\x05\x05\x05\x05StringBuffe
下面的代码1和2处各输出什么?具体说明一下理由?
public class test {
\x05
\x05public static void method(final StringBuffer param){
\x05\x05param.append("change");
\x05\x05System.out.println(param.toString()); //1
\x05\x05
\x05\x05StringBuffer param =new StringBuffer();
\x05\x05param.append("asd");
\x05\x05System.out.println(param.toString()); //2
\x05}
}
下面的代码1和2处各输出什么?具体说明一下理由?public class test {\x05\x05public static void method(final StringBuffer param){\x05\x05param.append("change");\x05\x05System.out.println(param.toString()); //1\x05\x05\x05\x05StringBuffe
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