Problem Statement:- Program to Find the length of the string without using the inbuilt function.
Sample Input/Output:-
Data requirement:-
Input Data:- str
Output Data:-len
Output Data:-len
Program in C
Here is the source code of the C Program to Find the length of the string without using the inbuilt function.
Code:
#include<stdio.h>
int main()
{
char str[30];
//Get the Input String
printf("Enter the String:");
scanf("%[^\n]",str);
int len=0;
//calculate string size
while(str[len]!='\0')
{
len++;
}
//display the string total length
printf("Your Enter String length is:%d",len);
}
Input/Output:int main()
{
char str[30];
//Get the Input String
printf("Enter the String:");
scanf("%[^\n]",str);
int len=0;
//calculate string size
while(str[len]!='\0')
{
len++;
}
//display the string total length
printf("Your Enter String length is:%d",len);
}
Enter the String:csinfo 360
Your Enter String length is:10
Your Enter String length is:10
Program in C++
Here is the source code of the C++ Program to find the length of a string without using the library function.
Code:
#include<iostream>
#include<string>
using namespace std;
int main()
{
string str;
cout<<"Enter the String:";
getline(cin,str);
int len=0;
while(str[len]!='\0')
{
len++;
}
cout<<"Your Enter String length is: "<<len;
}
#include<string>
using namespace std;
int main()
{
string str;
cout<<"Enter the String:";
getline(cin,str);
int len=0;
while(str[len]!='\0')
{
len++;
}
cout<<"Your Enter String length is: "<<len;
}
Input/Output:
Enter the String:csinfo 360 com
Your Enter String length is: 14
Program in Java
Here is the source code of the Java Program to Find the length of the string without using the inbuilt function.
Code:
import java.util.Scanner;
public class p3 {
public static void main(String[] args) {
Scanner cs=new Scanner(System.in);
String str;
System.out.println("Enter your String:");
str=cs.nextLine();
str+='\0';
int len=0;
while(str.charAt(len)!='\0')
{
len++;
}
System.out.println("Your Enter String is: "+len);
cs.close();
}
}
public class p3 {
public static void main(String[] args) {
Scanner cs=new Scanner(System.in);
String str;
System.out.println("Enter your String:");
str=cs.nextLine();
str+='\0';
int len=0;
while(str.charAt(len)!='\0')
{
len++;
}
System.out.println("Your Enter String is: "+len);
cs.close();
}
}
Enter your String:
Coronavirus 2020
Your Enter String is: 16
Coronavirus 2020
Your Enter String is: 16
Program in Python
Here is the source code of the Python Program to find the length of a string without using the library function.
Code:
str=input("Enter the String:")
len=0
while str[len:]:
len+=1
print("Your Enter String is:", len)
len=0
while str[len:]:
len+=1
print("Your Enter String is:", len)
Input/Output:
Enter the String:COVID-19 COVID-19
Your Enter String is: 17
Your Enter String is: 17
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