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How to Convert QString to Wide C String (wchar_t *)

The same as standard C String, for this also you can go through standard C++ as shown below:

Let’s say you have a QString, like this:

QString s = "www.amin-ahmadi.com";

First convert it to std::wstring and then use its c_str method, like this:

s.toStdWString().c_str()

The best solution for this would be to go through standard C++ and it means this:

Let’s say you have a QString, like this:

QString s = "www.amin-ahmadi.com";

First convert it to std::string and then use its c_str method, like this:

s.toStdString().c_str()