How can I convert a floating number to a string in my C++ app? How can I put a float into a Text of a component? What is FloatToStr method? What is FloatToStrF method? Can I use FloatToStr method with double and long double too? Can we use printf() method with float in modern C++? Let’s answer these questions.
Modern C++ usesUnicodestring format and visual components of the…
What is a cast operator? What types of casting can be used in C++? What is a static_cast in C++? How can I use static_cast in C++ Software?
In C++, a cast operator is anUnary Operatorwhich forces one data type to be converted into another data type.In general…
Do you want to learn what is Eligible Copy Constructor or what kind of methods are available to declare and use an Eligible Copy Constructor? In this post, we will try to explain the Eligible Copy Constructor with examples. First, let’s remind ourselves of the…
How can I read a text file in a C++ app? How can I write to a text file in C++? How can I append to a text file in C++? How can I use open() method for the ifstream? How can I use open() method for the ofstream? How can I use open() method for the fstream? What is the syntax of ofstream open()? What is the syntax of ifstream open()? What is the syntax of fstream open()? How can I write and read to…
If you construct an object, sometimes you need operations to deconstruct. Destructors not only used in classes but also used with struct and union data types. Do you want to learn what a Pure Virtual Destructor is in a C++ App, or what kind of methods we have that we can…
Do you want to use DOS commands to operate on directories or folders? Do you know that you can use system commands in C++ to operate on folders? How can we get our C++ App to list files of a folder, how we can copy, rename, delete, or move directories? Can we set the access…
Do you know why we use Command Prompt or Power Shell? Can we use Windows DOS Commands in a C++ app and in other operating systems? In this post, we will explain how you can run Windows DOS commands in C++.
Apple DOS was the first family of Disk Operating Systems (DOS) for the first Apple II series between 1978 to 1983. Apple DOS has three major releases: DOS 3.1, DOS 3.2, and DOS 3.3. IBM…
C++ Builder is a great IDE which comes with the FireMonkey UI framework. While Firemonkey is a powerful multi-platform UI framework which lets you create apps which work on desktop as well as mobile phones and tablets you can also use it to add many shape types to your C++…
C++ is a great programming language to calculate engineering problems, it is one of the best for those operations. Delphi is also a super-fast compiled programming language that you can use in engineering problems. In this post we will explain how to write a C++ app to solve…
How can we convert one string to char array in Modern C++? Here are the answers with C++ software examples.
Generally, as an introduction to C++, in addition to int, float, double there is another data type, string that we use for alphanumeric variables. In C++ there are several typedefs for common character types are provided: String types are defined in header<string>.
strings…
