Program for string function strlen() in c programming language

/* Program for string function strlen() in c programming language .*/

#include<stdio.h>

#include<conio.h>

#include<string.h>

void main()

{

  char str1[20];

  int length;

  clrscr();

  puts("Enter your string :");

  gets(str1);

  length=strlen(str1);

  printf("The length of string is : %d",length);

  getch();

}

===============

OUTPUT:-

Enter your string :

Linux                                                                          

The length of string is : 5