Constant argument, C/C++ Programming

Assignment Help:

Define Constant argument:

The argument can be a constant argument The constant variable cannot be changed inside the function definition when the argument is declared as constant.

 

void f_const(int x, const int y);

void main( )

{int a10, b=20,c;

c =f_const(a, b); //The value of c is 30

}

int f_ref(int x, const int y)

{ //y=20; // Is invalid because y is declared as constant variable. return (x+y);

}

 

void f_const(int x, const int y=100);

void main( )

{int a=200, b,c;

c =f_const(a); //The value of c is 300

}

int f_const(int x, const int y)

{ //y=20; // Is invalid because y is declared as constant variable. return (x+y);

}


Related Discussions:- Constant argument

C++, Write C++ code for calculating the time table

Write C++ code for calculating the time table

C program to returns the string, Program is to take two arguments and retur...

Program is to take two arguments and returns the string: Program is to take two arguments and returns the string which is larger the larger string has larger ascii value invok

Write a program that reads data from array, Write a program that reads data...

Write a program that reads data into an array of type int. You must use an array. The numbers input are attendance numbers at a conference. Keep a running average, number of events

Explain in brief about the one-definition rule, Explain one-definition rule...

Explain one-definition rule (ODR). According to one-definition rule, C++ constructs should be identically defined in each compilation unit they are used in. As per ODR, two

Constructor and destructor function with derived classes, Constructor and D...

Constructor and Destructor function with derived classes If there are constructors included in the base class and the derived class, the compiler automatically calls both of th

Define global variable in c++ program, Define global variable in c++ progra...

Define global variable in c++ program: How to define a global variable and need of global variable in c++ program. int main() {    int m=20;    clrscr();    for

Define an asset base class, a) Define an Asset base class that provides the...

a) Define an Asset base class that provides the following method: class Asset { public:      virtual double getValue()=0; };   This will be the base class for both stock an

Minimum shelf, At a shop of marbles, packs of marbles are prepared. Packets...

At a shop of marbles, packs of marbles are prepared. Packets are named A, B, C, D, E …….. All packets are kept in a VERTICAL SHELF in random order. Any numbers of packets with thes

Microprocessor programming, I need to program a microprocessor that would h...

I need to program a microprocessor that would have a temperature, gas, humidity and PIR sensor connected to it. It would send the data to a PC via a Zigbee and receive commands fro

Create a album using multi-dimensional arrays, Create a Document that show ...

Create a Document that show information about albums. First create a paragraph or two about the purpose of the page and your interests in music: genres, styles, etc. Next have a

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd