Creating a Pure C++11 Generic Timer Class

One thing I noticed while searching for a simple, generic and pure C++ Timer class online, was the huge amount of answers that were floating around and none of them fit the exact description I was looking for. As a Qt Framework user I wanted to have something as close to QTimer as possible, or maybe even something like Timer class in .NET Framework and C# language. Well, I ended up writing one myself using what I could gather and this post is the summary of it all.

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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()


How to convert QString to C String (char *)

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()