Explain the #undef directive, C/C++ Programming

Assignment Help:

The #undef Directive

This directive undefines a previously explained macro. For, example the following will give an error since PI is undefined.

#define PI 3.14285

void main()

{

cout<< PI; // no error here

# undef PI;

cout << PI; // error after undef.

}

Related Discussions:- Explain the #undef directive

Explain about inheritance, Inheritance and Reuse Consider a car manufac...

Inheritance and Reuse Consider a car manufacturing company. When they require building a new car, they have two choices. They can start from the scratch, or they can change an

#Super ASCII String Cost, #give me the code

#give me the code

Client-server architecture Project, I need a client-server architecture pro...

I need a client-server architecture program for windows OS (minimum support: Win 7),. the agent program will run as a background process and perform certain tasks every X time, and

Area, write a program to find the area under the curve y=f(x) between x=a &...

write a program to find the area under the curve y=f(x) between x=a & x=b

C programming a video player, FIT 3042 System Tools and Programming Languag...

FIT 3042 System Tools and Programming Languages Semester 1 2013 Assignment 1 An SDL video player for a custom video format Worth: 20% of final mark. Must be completed individually

Padovan string, write a C program for padovan string for a natural number ...

write a C program for padovan string for a natural number program 1 : package test.padovanstring; public class PadovanString { public int stringOccurrences(int n,

Super ASCII string checker, get the solution

get the solution

Algorithm, for different operation multiple stack

for different operation multiple stack

Decode the code, c++ coding decode the letters from numbers

c++ coding decode the letters from numbers

Develop a motion sensor in altera control, Develop a Motion sensor in Alter...

Develop a Motion sensor in Altera control Project Description: I want a project written in c using Altera eclipse development tool, that controls a motion sensor ( SRF05 ) fr

Write Your Message!

Name

Email id

Message

Verfication Code

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!

Submit Assignment

User Account

All Pages