sizeof strlen lstrlen

#include <iostream>
#include <cctype>        //为了使用strlen
#include <windows.h>    //为了使用lstrlen

using namespace std;

int main()
{
char str[12] = "hello";
    wchar_t strw[12] = L"hello";

    cout << strlen(str) << endl;                //5
//cout << lstrlen(strw) << endl;            //5
//cout << lstrlen((LPCWSTR)str) << endl;    //3
    cout << sizeof(str) << endl;                //12

return 0;
}