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How Many Ways Can An Argument Be Passed To A Subroutine And Explain Them?

Answer»

An argument can be passed in TWO ways.

Passing by value: This method copies the value of an argument into the FORMAL parameter of the SUBROUTINE.

Passing by REFERENCE: In this method, a reference to an argument (not the value of the argument) is passed to the parameter.

An argument can be passed in two ways.

Passing by value: This method copies the value of an argument into the formal parameter of the subroutine.

Passing by reference: In this method, a reference to an argument (not the value of the argument) is passed to the parameter.



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