What will happen when you attempt to compile and run the following code?

時間 2019-11-24

標籤 happen attempt compile run following code 简体版

原文原文鏈接

public class Test{
static{
   int x=5;
}
static int x,y;
public static void main(String args[]){
   x--;
   myMethod( );
   System.out.println(x+y+ ++x);
}
public static void myMethod( ){
  y=x++ + ++x;    //注意這個運算  ++x 已是x++ 的下一個指令了，所以，x 已經+1
 }
}

```
compiletime error
```
```
prints:1
```
```
prints:2
```
```
prints:3   （答案）
```
```
prints:7
```
```
prints:8
```