Is Java pass by value or pass by reference?
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I read many articles and all says Java is pass by value. But i still don't construe the difference between pass by value and reference. I wrote a sample program and it executes like this.. public class PassByValue { private int a; private int b; public PassByValue(int a, int b) { this.a = a; this.b = b; } public static int mul(int a, int b) { int z = a * b; System.out.println("The Value of Z inside mul: " + z); return z; } public static void main(String args[]) { int z = 100; ...
Answer:
You are right in your answer, but you are lacking detail. If you do Dog d = new Dog() d is a reference...
theJava at Stack Overflow Mark as irrelevant Undo
Other solutions
wiki.answers.com Mark as irrelevant Undo
Answer:
Most people at Sun in particular have actually said that Java is 'pass-by-reference-by-value' - because...
ChaCha Mark as irrelevant Undo
Answer:
With Java objects, the object reference itself is passed by value and so both the original reference...
ChaCha Mark as irrelevant Undo
I understand in Java when you pass one of the eight primitive data types to a method, you are passing by value, but when you pass an object you pass by reference. I'm somewhat confused why in this short java program why the string object still retains...
Answer:
There are two viable options to accomplish what you're trying to do. The first is to call a returnable...
Thinker at Yahoo! Answers Mark as irrelevant Undo
I want to assign the pointers in my array a value. So I can do this: int height = 5; int **int_array_pointer = (int *) main_pointer; //a casted pointer; irrelevant to question) int_array_pointer[0] = &height; //pass by reference Or *int_array_pointer...
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No. The concepts of "pass by reference" and "pass by value" refer to how parameters...
Nace at Yahoo! Answers Mark as irrelevant Undo
Answer:
You pass by value if the value is not to be modified by the function and the value itself may be calculated...
Thinker at Yahoo! Answers Mark as irrelevant Undo
void swap(int a,int b) I try to implement this method in Java,never works,how to pass by reference in Java
Answer:
The easiest way to pass by reference is to put the parameters in an array, and pass the array. So your...
Rich Freedman at Quora Mark as irrelevant Undo
If i want a funcion's parameter to never alter the runtime value passed by the caller program should i use pass by value or pass by reference parameter? thank you
Answer:
when you pass by value you are passing the value that is stored at some memory location. When you pass...
yoo9189 at Yahoo! Answers Mark as irrelevant Undo
[code] void fun(char **a) { //some modification ... each character X will be replaced by 'A' //return nothing } main() { char **a; // a 3x3 char array // initiallize all values with character 'X' print a //print 3 rows each containing...
Answer:
You can do this by three approaches. They are as follows:- Passing the array as an argument:- In this...
Kunal Suri at Quora Mark as irrelevant Undo
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