String Find Last Of Function

This function searches the string for the last character that matches any of the character specified in the string.

Syntax

Consider two strings str1 and str2. Syntax would be :

str1.find_last_of(str2);

Parameters

str : str is the string to be used in searching.

pos : It defines the position at which to start the search.

n : Number of characters identifying characters to be searched for.

ch : It defines the character which is to be searched

Return value

It returns the position of the first character that does not match.

Examples 1

Let's see the simple example.

#include<iostream>
using namespace std;
int main()
{
string str = "I love India";
cout<< "String contains :" << str <<'\n';
cout<< str.find_last_of("love");
return 0;
             }

Output:

String contains : I love India
    5

Examples 2

Let's see the simple example when the position at which to start the search is specified.

#include<iostream>
           using namespace std;
          int main()
        {
        string str = "C++ Tutorial";
       cout<< "String contains :" << str <<'\n';
      cout<< str.find_last_of("Tutorial",3);
       return 0;
       }