Oct 12, 2011

C program to delete n Characters from a given position in a given string.

C Strings:
C Program to delete the n characters from a given position from a given string. Here we use the gets() and puts() functions to read and write the string. delchar() function reads the character string and checks the length and position, then using strcpy() function it replaces the original string.Read more about C Programming Language .

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#include <stdio.h>
#include <conio.h>
#include <string.h>

void delchar(char *x,int a, int b);

void main()
{
 char string[10];
 int n,pos,p;
 clrscr();

 puts("Enter the string");
 gets(string);
 printf("Enter the position from where to delete");
 scanf("%d",&pos);
 printf("Enter the number of characters to be deleted");
 scanf("%d",&n);
 delchar(string, n,pos);
 getch();
}

// Function to delete n characters
void delchar(char *x,int a, int b)
{
 if ((a+b-1) <= strlen(x))
 {
  strcpy(&x[b-1],&x[a+b-1]);
  puts(x);
 }
}


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