public class Test {
public static void main(String[] args) {
System.out.println(Math.ceil(999));
System.out.println(Math.ceil(5.0));
System.out.println();
new RuntimeException("exception").printStackTrace();
System.out.println();
System.out.println(Math.ceil(5.0));
System.out.println(Math.ceil(5.0));
System.out.println(Math.ceil(5.0));
}
}
这个类的运行结果中,为什么打印出来的RuntimeException的地方不一样?
感觉是随机出现的。结果如下:
999.0
5.0
5.0
5.0
5.0
java.lang.RuntimeException: exception
at com.david.cc.Test.main(Test.java:18)
java.lang.RuntimeException: exception
at com.david.cc.Test.main(Test.java:18)
999.0
5.0
5.0
5.0
5.0
999.0
5.0
java.lang.RuntimeException: exception
5.0
5.0
at com.david.cc.Test.main(Test.java:18)
5.0