Actual and formal parameters
Actual parameters:
The parameters that appear in the method invocation (while calling the method)are called actual parameters
Formal parameters:
The parameters that appear in the method definition are called formal parameters.
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For example
In the code given below the concept of actual and formal parameter is used.
Class para
{
Public void add(int a, int b) //a and b are formal parameters
{
int sum= a+b;
System.out.println("the sum is "+ sum);
}
Public static void main ()
{
int num= 4;
int num1=5;
Add(num, num1); //num, num1 are actual parameters
}
}