strlength cpp code example

Example 1: strlen in cpp

#include <cstring>
#include <iostream>

using namespace std;

int main()
{
    char str1[] = "This a string";
    
    int len1 = strlen(str1);

    cout << "Length of str1 = " << len1 << endl;

    return 0;
}

Example 2: length of a string c++

string str ="hello world"; 
//different ways to find length of a string: 
str.length(); 
str.size();