who find and print last index of string c++ code example

Example 1: c++ get last character of string

// Example
YourStr.substr(YourStr.length() - 1)

// Syntax
std::string YourStr = "abcdef";
std::cout << YourStr.substr(YourStr.length() - 1) << "\n"; // OUTPUT: f

Example 2: find last occurrence of character in string c++

auto find_char = 'a'
size_t last_occurence_index = str.find_last_of(find_char);