C++ please

Given a string str, remove all special characters from it andconvert all uppercase letters to lowercase, and return the newstring.

Special characters are characters that are not letters anddigits.

Ex: Input: str = "Hello, World 2!" Output: "helloworld2"

Note: useful C++ functions for this question: isalnum,tolower,

string removeSpecialChars(string str){        }

Answer rating: 100% (QA)

Answer NOTE The solution is the function string removeSpecialCharsstring str The res... View the full answer