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Inserting A String Into A Wide String In A Modern C++ App

How can I use insert() method of std::wstring in a modern C++ app? How can I add a string to inside of a wide string? Here are the answers with C++ examples. Generally, as an introduction to C++, in addition to int, float, double, string there is another data type wstring in modern C++ that we can use for alphanumeric variables. In Modern C++, there are several typedefs for common character…
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How To Use std::u16string In A Modern C++ App

What is u16string in modern C++? How can I use u16string in a C++ app? Is std::u16string same as std::string? Why I have an error when I define a std::u16string? Which literal should I use with the std::u16string? What is u16string? The u16string (std::u16string or std::pmr::u16string) are the string class data types for the 16bit characters defined in the std and std::pmr namespaces. It…
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How To Convert A String to a Wide String In A Modern C++ App

How can I convert std::string to a std::wstring in a modern C++ app? How can I convert single byte string to 2-bytes wide string? Here are the answers with C++ examples. In Modern C++, there are several typedefs for common character types are provided: Wide string types are defined in header <string>. strings are the string class for byte characters represented with string. Alphanumeric…
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C++C++11C++14C++17Introduction to C++Learn C++

This Is How String Capacity And Lengths Work In A C++ App

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…
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