Instance and Local Variables Difference

INSTANCE VARIABLE

• Instance variables declared inside class but not inside methods.
• They live inside the object they belong to.

Public class Duck {

int size ;

}

LOCAL VARIABLE

• Local variables are declared inside methods including method parameters.
• They are temporary and live long as method in the stack.

public void foo(int x)

{

int i=x+3;

Boolean b= true;

}

Read More

Database .. A tonic for all projects

Read More

An introduction to java

Read More

C an introduction

Read More