Pass by Value, Pass by Reference 이해하기

1. Pass by reference for USING parameters   For the formal parameters p1 p2 …, no local data object is created in the subroutine. Instead, when it is called, a reference is passed to the specified actual parameter. A change to the formal parameter in the subroutine also changes the value of the actual parameter.   – Local Data Object Value가 바뀌면 Actual Parameter Value도 바뀜. 2. […]

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