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Program to get substring

Posted By: Easy Tutor     Category: C Programming     Views: 6622

Write a program that displays a substring of user entered string.

Code for Program to get substring in C Programming

#include <stdio.h>
#include <conio.h>
void main(){
     int m,n,i,len;
     char str[40]="",substr[40]="";
     clrscr();
     printf("*****SubString Demo*****\n\n");
     printf("Enter string : ");
     scanf("%[^\n]s",str);
     for(m=0;str[m]!='\0';m++);

     len = m;

     printf("\nString Extracting Details\n");
     strt:
     printf("enter starting position : ");
     scanf("%d",&m);
     printf("enter ending position : ");
     scanf("%d",&n);

     if(m<=0 || m>len || n<m || n<=0 || n>len){
       printf("\n\nInvalid Input\n\n");
       goto strt;
     }
     else{
    for(i=0;m<=n;m++,i++)
       substr[i]=str[m-1];
    substr[i]='\0';
    printf("\nSub String is %s",substr);
       }

   getch();
}
  
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Easy Tutor
Easy Tutor author of Program to get substring is from United States. Easy Tutor says

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