remove first character from string C++ code example
Example 1: remove or erase first and last character of string c++
str.pop_back(); // removes last /back character from str
str.erase(str.begin()); // removes first/front character from str
Example 2: erasing a character from a string in c++
// string::erase
int main ()
{
std::string str ("This is an example sentence.");
std::cout << str << '\n';
// "This is an example sentence."
str.erase (10,8); // ^^^^^^^^
std::cout << str << '\n';
// "This is an sentence."
str.erase (str.begin()+9); // ^
std::cout << str << '\n';
// "This is a sentence."
str.erase (str.begin()+5, str.end()-9); // ^^^^^
std::cout << str << '\n';
// "This sentence."
return 0;
}
Example 3: delete one specific character in string C++
str.erase(std::remove(str.begin(), str.end(), 'a'), str.end());