VBA樹林– category –

Using structured tables (ListObject) in Excel makes data management more efficient. By using VBA, you can easily retrieve the number of records (rows) and columns (items) in a table. This article introduces how to get table size informat...

When you try to run a program in VBA (Visual Basic for Applications), you may suddenly encounter the error message: "Compile error: Duplicate declaration in current scope". Whether you are a beginner or an experienced user, this error ca...

When using Excel VBA, you may encounter situations like: "It will be a problem if the macro runs while a cell is blank..." "This is a mandatory field, but it hasn't been filled in..." This article introduces how to use VBA to determine i...

Excel Tables (ListObject) are convenient for managing structured data. However, to accurately implement operations like "getting or selecting the entire table using VBA," you need to understand how to use the table's range properties. Th...

Introduction When handling multiple pieces of data in VBA, preparing a separate variable for each one can be tedious. For example, if you are handling sales data for 12 months, declaring 12 variables is inefficient. This is where Arrays ...

Overview Sometimes you may want to check the AutoFilter criteria (Criteria1 / Criteria2) set on a worksheet for each column. By running the macro introduced in this article, you can display a list of which conditions are set for which co...

When working with dates in Excel VBA, there are many situations where you want to get the "last day of a specified month." Common examples include creating reports that close at the end of the month or specifying a range from the beginni...

Introduction If you want to allow users to easily input numbers on an Excel sheet, the Spin Button (Form Control) is very convenient. Since users can increase or decrease numbers simply by clicking the up and down arrows with a mouse, it...

When exporting Excel data to a CSV file using VBA, have you ever experienced issues like "dates becoming unintended serial numbers" or "yen marks and comma separators disappearing"? This happens because VBA reads the internal value (.Val...

Introduction When an error occurs while running a VBA macro, the program usually stops. However, there are times when you might think, "It's okay if an error happens here, so please ignore it and move on to the next line." A typical exam...

Background I used to manually attach Excel application forms to Outlook emails every time I created one. Since the recipient and the body of the email were almost always the same, I thought, "Can I automate this with VBA?" and decided to...

Introduction Have you ever wanted to know exactly how long it takes for your VBA macro to finish its process? It is very useful to compare performance with numbers, especially when handling large amounts of data or improving your code. V...

Overview When correcting data in Excel, you often encounter situations where you want to "replace a specific string with another." While it is possible to search and replace manually, using VBA allows you to automate the replacement of m...

Background In Excel, you can easily specify cells using addresses like "A1" or "F6," but Word does not have this kind of cell notation. I investigated how to input text at a specific coordinate position in a Word table. As a result, I fo...

Copying and pasting charts created in Excel into PowerPoint slides manually can be a hassle. In this article, I will share the code and steps to automate pasting graphs from Excel to PowerPoint using VBA. Objectives Paste an existing cha...

When you want to find "cells filled in red" or "cells with a specific font" in Excel, doing it manually can take a lot of time. This article explains how to use VBA to search for cells with a specific format and extract their content to ...

Let's take a closer look at the "Normal" project that you see in the Word VBA editor. This project plays a very important role in how you use Word. What is the "Normal.dotm" Template in Word? Role as a Global Template "Normal.dotm" is Wo...

Introduction When handling multiple data items in VBA, arrays are very useful. However, if you need to "change the number of elements during processing," you must use dynamic arrays and ReDim Preserve, which can be cumbersome. The Collec...

In VBA (Visual Basic for Applications), manipulating cells is a frequent task. Knowing how to retrieve cells using both Cell Addresses (e.g., A1) and Row/Column Numbers (e.g., Row 1, Column 6) is extremely useful. In this article, I will...

Overview In Excel, when the text entered in a cell is too long, it often overflows the cell width or gets cut off. In such cases, instead of manually adjusting the column width, you can automatically shrink the font size to fit the text ...

Introduction The "Runtime error '1004': Application-defined or object-defined error" that appears suddenly while executing macros is one of the most common and vague errors in VBA. Because this error is generic, identifying the cause can...

Introduction In VBA UserForms, there is an "ultimate customization" request where developers want to hide the title bar entirely—including the title text, icon, and the "Close" button (X). This is useful when you want to prevent the user...

Background Normally, when you enter a value in an Excel cell and press the Enter key, the cursor moves down (vertically). However, when entering data sequentially by row (e.g., filling out a record), it is often more efficient for the cu...

Introduction When handling business data in Excel, you may sometimes fail to notice hidden rows or columns, which can cause issues during processing. Therefore, it is very convenient to include a process in your macro that checks for the...

Introduction There is often a need to set specific rules for Excel files, such as "Do not allow printing unless the approver's name is entered" or "Prohibit printing until a specific date is input." By using the VBA "Event" mechanism, yo...

Introduction When manipulating Access tables from Excel VBA, specifying the Cursor Type (RecordsetTypeEnum) in the second argument of OpenRecordset allows you to select behaviors best suited for your specific task, such as read-only acce...

Overview In Excel, there are many situations where you want to copy only the "Display Format" (formatting) of a cell rather than its value. This is especially useful when you want to apply fonts, colors, borders, or number formats to oth...

Introduction UserForm ListBoxes usually allow selecting only one item at a time. However, there are scenarios where you want to allow selecting multiple items at once, such as "adding multiple products to a cart" or "selecting multiple f...

Introduction When managing customer lists or product masters, you often encounter duplicate data registered across multiple rows. While Excel's "Remove Duplicates" feature is powerful, you may want to incorporate this logic into a VBA ma...

It is a very common operation to enter and aggregate daily data in Excel and then register the results into a master database stored in Access. Using VBA, you can directly connect to an Access database from Excel and automate the process...