How to Create a VLOOKUP_RANGE Function in LibreOffice without Altering the Spreadsheet скачать в хорошем качестве

How to Create a VLOOKUP_RANGE Function in LibreOffice without Altering the Spreadsheet

Discover how to generate a modified range in LibreOffice Calc using the `VLOOKUP_RANGE` function without changing your spreadsheet data. --- This video is based on the question https://stackoverflow.com/q/72496462/ asked by the user 'Vincent' ( https://stackoverflow.com/u/11740431/ ) and on the answer https://stackoverflow.com/a/72497594/ provided by the user 'JohnSUN' ( https://stackoverflow.com/u/14094617/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: How to return a modified range without modify the spreadsheet Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- How to Create a VLOOKUP_RANGE Function in LibreOffice without Altering the Spreadsheet When working in LibreOffice Calc, it's common to encounter situations where you need to modify a range of data based on certain conditions. One typical challenge is using a lookup function such as VLOOKUP to return modified values from a reference range without actually altering the original data in your spreadsheet. In this guide, we'll explore how to implement a custom VLOOKUP_RANGE function in LibreOffice that enables you to achieve this while preserving your original data. Understanding the Problem You're likely using a VLOOKUP function that modifies the cells directly. However, this can lead to undesired changes in your spreadsheet, especially if you need to retain the original values for future calculations. The goal is to create a function that allows for the return of a modified Range object without changing the spreadsheet data itself. Step-by-Step Solution Step 1: Define the Function To create a custom VLOOKUP_RANGE function that returns a modified Range, you'll use the following code structure in LibreOffice Basic: [[See Video to Reveal this Text or Code Snippet]] Step 2: Explanation of the Code Function Declaration: The function VLOOKUP_RANGE takes three parameters - range_to_modify, ref_range, and index. The first two represent the ranges you're working with, while the index specifies which column from the reference range to pull values from. Bounds Checking: The function first checks if the index is within the valid range of the reference range. If not, the function exits without making changes. Nested Loops: The function uses nested loops to traverse through every cell in the range_to_modify. It checks each value against the first column of ref_range to find matches. Value Assignment: When a match is found, the corresponding value from the index column in ref_range is assigned to the matching cell in range_to_modify. This ensures that only values in the specified cells are altered, and not the original data. Step 3: Usage of the Function After defining your function, you can call it just like a normal function within your spreadsheet. For example, you can use it in a formula as follows: [[See Video to Reveal this Text or Code Snippet]] This usage demonstrates how to take the modified range generated by your VLOOKUP_RANGE function and utilize it in other calculations like SUMPRODUCT. Additional Tips Keep It Built-In: While custom functions are powerful, it's often advisable to utilize built-in functions of Calc wherever possible. They are optimized for performance and can make your spreadsheets easier to manage and maintain. Testing: Always test your custom functions on a copy of your spreadsheet to ensure they perform as expected without risking your original data. Conclusion Creating a custom VLOOKUP_RANGE function in LibreOffice can significantly enhance your data analysis flexibility without compromising your original spreadsheet data. By following these steps, you can effectively perform lookups and return modified values seamlessly. Utilize this guide to improve your efficiency in LibreOffice Calc while keeping your data intact. Feel free to reach out with any questions or insights regarding your experiences with custom spreadsheet functions!