How can I make my C++ app convert an integer number to a string? How can I put an Int into the Text property of a component? What is the IntToStr method and what does it do? Can we use printf() method with int in modern C++? Let’s answer these questions.
What is the difference in a C++ app between a String and a Unicode string
In a Modern C++ app, we use the Unicode string format…
How can I use erase() method of std::wstring? How can I erase part of a wide string? Here are the answers with modern C++ app examples.
Generally, as an introduction to C++, in addition to int, float, double, string there is another data type called wide string that we…
Do you want to learn how trivial copy constructors work in a C++ app? Do you need to know what trivial constructors are? Should we declare a trivial copy constructor in a Class in C++ or not? Let’s start with refreshing our memories on constructors and copy…
How can I use the string capacity and length methods in a C++ app? What kind of methods I can use to get size of a std::string? How can I use the empty() method with strings? How to get length() of a std::string? How can I use size() property of a std::string? How can I use max_size() property of a std::string? How can I retrieve capacity of a string? How can I use reserve() method ? How to…
How can I use the compare() method of std::string in a C++ app? How can we use C++ to compare strings? Here are the answers with C++ examples.
In addition to int, float, double there is another data type called string that we use for alphanumeric variables. In C++ there…
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 and C++20 standards. Because of its syntax and definition with [ ] and ( ) and { }, sometimes it is hard to understand or…
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 find a first or last character that is not a character that i am searching in a string? What kind of methods I can use in my C++ apps to find the first character equal to NONE of the characters in the given string in a std::string? How can I use…
How can I use the append() method of std::string? How can I append a string to another string in a C++ app? Can we append a char array to a string? How can I append a number of chars to a string? Is it possible to add a substring of a string to another string? Here are the answers with C++ examples.
A little word about C++ strings
Generally, as an introduction to C++, in addition to int…
