Difference Between Call By Value and Call By Reference?

Answer Posted / vinay kumar gupta

call by value :
call by value means programmer send some value coping from
one function to another.At the time of function calling a
programmer can send a copy of variable of value.

call by referance :
it means sending sending the address of variable to the
called function means a user can send the address of variable.

Is This Answer Correct ?    181 Yes 65 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are function modules?

566


Structures can contain data only during the runtime of a program (t/f) : abap data dictionary

751


What work you have done in HR module

898


How can we create callable modules of program code within one abap/4 program? : abap modularization

597


What is direct input method ?

1461






What are the different kinds of lock modes?

555


In sap script how to print bar code in vertical manner

3425


Can you print decimals in type n?

556


Does the table can have multiple foreign keys?

581


Name the abap/4 modularization techniques? : abap modularization

637


How to create a button in selection screen ?

1476


What is the difference between the function module and a normal abap/4 subroutine?

629


What is the table & field to identify the no of items (bottles) stored in one case?

1966


What is full form of bdc session? : abap bdc

665


What is the difference between bdc_open_group and bdc_open_dataset. : abap bdc

601