How can I access a character of a wstring? How can I use the at() method of wide strings in modern C++ software? Can I use front() and back() methods in std::wstring to access characters?
Modern C++ uses Wide Strings and Unicode Strings to support worldwide languages. Wide Strings (std::wstring) uses wcha_tr as the character type which means they are 2-bytes chars and they are…
How can we read a formatted wstring in a modern C++ app? How can I convert a wstring to a wstringstream? What is std::wstringstream? What are the methods that can be used to read a formatted string in general? Is there a simple example of how to read formatted wide string?
Lambda Expressions allow users to write an inline expression that can be used for short snippets of code which are not going to be reused and don’t require naming in your C++ app. The Lambda Expression construct is introduced in C++ 11 and further developed in the C++17…
What is the fscanf function? How can I use fscanf in C++ software? Is there an example to the fscanf function in C++? What is the syntax of fscanf? Where can I find format specifiers for the fscanf function? Let’s answer these questions.
A little history of the fscanf function
fscanf function is an old C function (since C95) that reads data from files, scans, and formats input from a file…
C++ Builder is the easiest and fastest C and C++ IDE for building a C++ app on the Windows, MacOS, iOS & Android operating systems. It is also easy for beginners to learn with its wide range of samples, tutorials, help files, and LSP support for code. RAD Studio’s C++…
How can I clear a string in a simple way? What kind of methods I can use in my C++ software to clear a std::string? How can I use clear() method with strings? Can I use resize() method to clear strings? How can I use erase() method to clear strings?
Modern C++…
How can I find a string in a string in reverse direction? What kind of methods I can use in C++ software to find a string in a std::string? How can I use rfind() method with strings?
Modern C++ uses Wide Strings and Unicode Strings to support worldwide languages. Wide Strings (std::wstring) uses wcha_tr as the character type which means they are 2-bytes chars and they are an…
How can I find a string inside another string? What kind of methods I can use in a C++ app to find a string in a std::string? How can I use find() methods with strings?
Modern C++ uses Strings, Wide Strings, and Unicode Strings to support worldwide languages. Strings…
Do you want to use exception handling to trap runtime errors in your C++ software? How can we use try and catch in C++? Is there a C++ example for the latest try and catch usage? What is difference between try and __try? Can we use __try in C++?
C and C++ has great…
Destructors are not only used in classes but also used with struct and union data types. When you construct an object, sometimes you need operations to deconstruct. Do you want to learn what is Virtual Destructor or what kind of methods we have that we can declare and use a virtual destructor? In this post, we will try to explain how to use Virtual Destructor in your C++ apps.
What is a C++…
