Description about the Program to print Length of the string without using strlen() function
Get a string as input from user and print the length of the string without using strlen() function.
Input
Hello
Output
5
C Program to print Length of the string without using strlen() function
#include <stdio.h>
#include<string.h>
int main()
{
char str1[50]={0};
char c;
int i=0;
printf("Enter a string: ");
fgets(str1,sizeof(str1),stdin);
while(1)
{
c=str1[i];
if(c=='\n')
break;
i++;
}
printf("length of string is: %d\n",i);
return 0;
}
C++ Program to print Length of the string without using strlen() function
#include <iostream>
#include<string.h>
using namespace std;
int main()
{
char str1[50]={0};
char c;
int i=0;
cout<<"Enter a string: ";
fgets(str1,sizeof(str1),stdin);
while(1)
{
c=str1[i];
if(c=='\n')
break;
i++;
}
cout<<"length of string is: "<<i;
return 0;
}
Java Program to print Length of the string without using strlen() function
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
int i=0;
Scanner sc = new Scanner(System.in);
System.out.println("Enter a string: ");
String str1 = sc.nextLine();
char ch[]=str1.toCharArray();
for(char c : ch)
{
i++;
}
System.out.println("Length of the string = "+i);
}
}
Python Program to print Length of the string without using strlen() function
str1 = input("Enter a string: ")
count = 0
for s in str1:
count = count+1
print("Length of the string is:", count)
