declaring strings c++
std::string str = "hello world";
char *str = "hello world";
char str[] = "hello world";
char str[11] = "hello world";declaring strings c++
std::string str = "hello world";
char *str = "hello world";
char str[] = "hello world";
char str[11] = "hello world";string in cpp
// Include the string library
#include <string>
// Create a string variable
string greeting = "Hello";c++ string
#include <string>
#include <iostream>
#include <type_traits>
#include <cstring>
int main() {
std::string str = "Hello, there";
std::cout << std::boolalpha
<< str.capacity() << ", " << str.size() << ", " << std::strlen(str.data()) // 12, 12, 12
<< '\n' << std::is_same_v<std::string, std::basic_string<char>> // true
<< '\n' << str.front() + str.substr(1, 10) + str.back() // Hello there
<< '\n' << str[0] // H
<< '\n';
str += "!";
std::cout << str << '\n'; // Hello, there!
str.erase(4, 4); // Hellhere!
str.pop_back(); // Hellhere
str.insert(4, " "); // Hell here
std::cout << str << '\n'; // Hell here
}how can make string value in cpp
#include <string>
string hello= "hello you thre :)";indexing strings in c++
// string::operator[]
#include <iostream>
#include <string>
int main ()
{
std::string str ("Test string");
for (int i=0; i<str.length(); ++i)
{
std::cout << str[i];
}
return 0;
}string c++
#include <string>
std::begin | returns an iterator to the beginning of a container
std::end | returns an iterator to the end of a container
std::size | returns the length of string
std::to_string | converts a number to string
std::stoi | converts a string to a signed integer
std::getline | read data from an I/O stream into a string
std::swap | specializes the std::swap algorithm
std::empty | checks whether the container is emptyCopyright © 2021 Codeinu
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