C++ Tutorial

C++ String empty() This function checks whether the string is empty or not. Function returns a Boolean value either true or false.…

C++ String end() This function is used to return an iterator pointing to the last character of the string. Syntax Consider a…

C++ String at() This function is used for accessing individual characters. Syntax Consider a string str. To find the position of a…

C++ String find_first_not_of() This function is used to search the string for the first character that does not match any of the…

C++ Vector size() It determines the number of elements in the vector. Syntax Consider a vector ‘v’ and number of elements ‘n’.…

C++ String size() This function is used to return the length of the string in terms of bytes. It defines the actual…

C++ String insert() This function is used to insert a new character, before the character indicated by the position pos. Syntax Consider…

C++ String clear() This function removes the elements, becomes an empty string. Syntax Consider a string str. Syntax would be: str.clear(); Parameter…

C++ String length() This function is used to find the length of the string in terms of bytes. This is the actual…

C++ Vector push_back() This function adds a new element at the end of the vector. Syntax Consider a vector v and ‘k’…