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Fundamentals of Computer Programming and IT by Pearson
book

Fundamentals of Computer Programming and IT by Pearson

by Ashok Namdev Kamthane, Rohit Khurana
May 2024
Intermediate to advanced content levelIntermediate to advanced
577 pages
22h 34m
English
Pearson India
Content preview from Fundamentals of Computer Programming and IT by Pearson
Functions in C++ 331
12.4.3 Passing by Reference
C passes arguments by value and address. In C++ it is possible to pass arguments by value, address and refer-
ence. C++ reference types, declared with & operator are nearly identical but not exactly same to pointer types.
They declare aliases for object variables and allow the programmer to pass arguments by reference to functions.
The reference decelerator (&)can be used to declare references outside functions.
int k = 0;
int &kk = k; // kk is an alias for k
kk = 2; // same effect as k = 2
This creates the lvalue kk as an alias (assumed name) for k, provided that the initializer is the same type ...
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Publisher Resources

ISBN: 9781299447479