Function replaceNonalnumCharsWith

src/utils/string.cpp:846–852

* @brief Replaces non-alphanumeric characters in @a str with @a c. */

* @brief Replaces non-alphanumeric characters in @a str with @a c.
*/
std::string replaceNonalnumCharsWith(const std::string &str, std::string::value_type c) {
	std::string result;
	for(const unsigned char s : str) {
		result += isalnum(s) ? s : c;
	}
	return result;
}

/**
* @brief Removes all whitespace from the given string.