进程 中的 int find_last_not_of(strin

str1.find_last_not_of(str2);

    #include<iostream>
    using namespace std;
    int main()
    {
        string str = "C is a procedure oriented language";
        cout<< "String contains :" << str <<'\n';
        cout<< str.find_last_not_of("C is a structural language");
        return 0;
       }