How to Use LibXL 3.2.4 with Serial Key to Read and Write Excel Files in C++
If you are looking for a library that can read and write Excel files in C++ without requiring Microsoft Excel and .NET framework, you may want to try LibXL 3.2.4 with Serial Key. LibXL is a powerful and easy to use library that can generate, extract and edit Excel files in various formats, such as xls, xlsx and xlsm. It supports numerous formatting options, Unicode and 64-bit platforms. It also has wrappers for .NET, Delphi, PHP, Python and other languages.
In this article, we will show you how to use LibXL 3.2.4 with Serial Key to read and write Excel files in C++. We will assume that you have already downloaded and installed LibXL 3.2.4 with Serial Key from here. If not, you can buy a license key from here to remove the banner and reading restriction of the trial version.
Reading Excel Files with LibXL 3.2.4
To read an existing Excel file with LibXL 3.2.4, you need to create a Book object and call its load method with the file name as an argument. Then you can access the sheets, rows and cells of the book using various methods of the Book, Sheet and Cell classes. For example, the following code snippet reads the value of cell A1 from the first sheet of example.xls file:
Book* book = xlCreateBook(); // xlCreateXMLBook() for xlsx
Sheet* sheet = book->getSheet(0);
const wchar_t* s = sheet->readStr(1, 0);
if(s) wprintf(L\"The value of cell A1 is %s\\n\", s);
You can also use the CellType enum to check the type of a cell before reading its value. For example, the following code snippet reads the values of cells A1 to A10 from the first sheet of example.xls file and prints their types: