C++ Builder is the easiest and fastest C and C++ IDE for everything from simple right through to professional applications development on 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++ Builder version comes with the award-winning VCL framework for…
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…
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…
In this post, you’ll learn what a basic string is in modern C++ and how to use it. Is std::basic string equivalent to std::string? By learning more about std::basic string, it will help you to easily build C++ applications using the C++ IDE.
What is basic_string?
The basic_string (std::basic_string and std::pmr::basic_string) is a class template that stores and manipulates sequences…
How we can display floating or double numbers in C++ Builder? How we can apply formatting display to floating numbers? How we can use StrToFloatF method in C++ Builder? Can we use printf in Modern C++? Let’s answer all these questions.
What does the phrase…
In C programming language ASCII codes are used as in char arrays to store texts in ASCII mode. You can use char arrays in both C and C++, they are faster in operations and they have less memory usage. In s modern way, strings are useful for storing texts and they are defined…
Quickly Learn To Search And Count Words From A Text File In Modern C++
February 6, 2021
C++ Builder is easy to operate on files on Windows. There are many methods to operate on files. Some of these methods are explained well in Windows File Operations in Modern C++. In this post we create a snippet to search and count a text from a text file.
unsigned int count_text(UnicodeString text, UnicodeString filename)
{
if(FileExists(filename))
{
UnicodeString us;
unsigned int…
Delimiters (token term also used) are characters which separates strings between each of them. For example spaces, comas and other symbols can be used as a delimiter char to separate strings between them . Normaly in C++ strtok() were being used in C++, that is used with…
If you are a beginner “Hello World” examples are good to understand feature of that programming language. It is good to understand how to edit text, how to write in its format, how to compile and link, how to debug and execute, how to deploy or release. This…
Unicode standard for UnicodeString provides a unique number for every character (8, 16 or 32 bits) more than ASCII (8 bits) characters. UnicodeStrings are being used widely because of support to languages world wide and emojis. In modern C++ nowadays there are two types of strings used; array of chars (char strings) and UnicodeStrings (WideStrings and AnsiStrings are older, not compatible with…
