count char* C++ code example

Example 1: count a character in a string c++

count(str.begin(), str.end(), 'e')

Example 2: count occurrences of character in string c++

std::string s = "a_b_c";
size_t n = std::count(s.begin(), s.end(), '_'); // n=2

Example 3: c++ char define

// syntax: 
// char <variable-name>[] = { '<1st-char>',  '<2nd-char>', ... , '<Nth-char>', '\0'}; 

// example (to store 'Hello' in the YourVar variable): 
char YourVar[] = {'H','e','l','l','o','\0'}; // NOTE: the \0 marks the end of the char array