Apr 23, 2025 · The string erase() function is a built-in function of the string class that is used to erase the whole or part of the string, shortening its length. The function provides different ways to delete a portion of a string based on either an index position or a …

May 5, 2011 · You can use the std::remove_if() algorithm to remove only the characters you specify: switch(c) case '(': case ')': case '-': return true; default: return false; std::string str("(555) 555-5555"); str.erase(std::remove_if(str.begin(), str.end(), &IsParenthesesOrDash), str.end()); std::cout << str << std::endl; // Expected output: 555 5555555.

void remove_character() { string s; // string that you want to enterd cin >> s; // you can use string as well instead of character char c; cin >> c; s.erase(remove(s.begin(), s.end(), c), s.end()); cout << s << endl; } you can use this method to remove characters from string.

A. remove () function: This function is used to remove the specific character from the string. remove () function has three parameters. main_string.end (): The end () function is used to specify the end of the string in consideration.

Dec 6, 2016 · For correctness, the index should be std::string::size_type, which may or may not be size_t. Also, tmp.erase(i) will erase all characters from the specified index until the end of the string. To erase just a single character, you need to use tmp.erase(i, 1) or tmp.erase(tmp.begin()+i) instead. –

Apr 12, 2024 · Removes specified characters from the string. 1) Removes std::min(count, size()- index) characters starting at index. 2) Removes the character at position. If position is not a dereferenceable iterator on *this, the behavior is undefined. 3) Removes the characters in the range [first,last).

Tutorial on how to remove all the special characters from the string in C++ with an easy example.

In this section, we will see how to remove some characters from a string in C++. In C++ we can do this task very easily using erase() and remove() function. The remove function takes the starting and ending address of the string, and a character that will be removed.

The `std::string` class provides the `erase` method to remove characters from a string. The basic syntax of the `erase` function is: std::string::erase(size_type pos = 0, size_type len = npos);

Iterators specifying a range within the string] to be removed: [first,last). i.e., the range includes all the characters between first and last, including the character pointed by first but not the one pointed by last.