How to get flow of Back end programme execution through command prompt.

[Mahi Ranga]

Hi,

How can i get flow of Back end Programme execution through command prompt.

[Jesper de Jong]

Can you explain in more detail (maybe with an example) what you mean?

[Mahi Ranga]

hi,

for example :
public class A{
public static void main(String args[]){
String str="abc";
str+="def";
System.out.println(str);
}
}
the above example String is Immutable,but how the string value stored in heap.if i can run this through command prompt using some command(that one i donot know).i want that command.please let me know.

[Campbell Ritchie]

You are asking several questions which appear unrelated to one another. Strings. Command: java A For following the flow of execution, add this sort of thing

        System.out.printf("line 3. str = %s%n", str);//test