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Xpress Learning - Computer Fundamentals of Programming an IT by Pearson
book

Xpress Learning - Computer Fundamentals of Programming an IT by Pearson

by Ashok N. Kamthane, Rohit Khurana
May 2024
Beginner to intermediate content levelBeginner to intermediate
465 pages
16h 14m
English
Pearson India
Content preview from Xpress Learning - Computer Fundamentals of Programming an IT by Pearson
II-192 Programming Concepts
/* str = "san"; */ cannot modify a constant object
/* ++str *; / cannot modify a constant object
If pointer constant pointing to variable. We can change value of actual variable but not through the
constant pointer. The following valid and invalid operations are given.
/* k=5; */ possible
/* *pm=5; */ invalid
/* pm++; */ possible
/* *pm++; */ invalid
/* *pm=5; */ invalid
14.   Write a program to declare constant pointer and modify the value.
Ans:
#include <stdio.h>
#include <conio.h>
void main()
{
int k=10;
int const *pm=&k;
clrscr();
k=40;
/* *pm=50; invalid operation */
printf("k=%d",k);
}
OUTPUT:
K=40
Explanation:  In the ...
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Publisher Resources

ISBN: 9781299954878