How do you merge cells in Excel using Java?

Apache POI Merging Cells Example

  1. package poiexample;
  2. import;
  3. import;
  4. import org.apache.poi.hssf.usermodel.HSSFWorkbook;
  5. import;
  6. import;
  7. import;

What is the easiest way to merge cells in Excel?

Click the first cell and press Shift while you click the last cell in the range you want to merge. Important: Make sure only one of the cells in the range has data. Click Home > Merge & Center. If Merge & Center is dimmed, make sure you’re not editing a cell or the cells you want to merge aren’t inside a table.

How do I merge cells in Excel 2007 without losing data?

Combine text from two or more cells into one cell

  1. Select the cell where you want to put the combined data.
  2. Type = and select the first cell you want to combine.
  3. Type & and use quotation marks with a space enclosed.
  4. Select the next cell you want to combine and press enter. An example formula might be =A2&” “&B2.

What is CellRangeAddress?

public CellRangeAddress(int firstRow, int lastRow, int firstCol, int lastCol) Creates new cell range. Indexes are zero-based.

How do you change the width of a cell in Excel in Java?

Setting the Width of a Column Set the width of a column by calling the Cells collection’s setColumnWidth method. The setColumnWidth method takes the following parameters: Column index, the index of the column that you’re changing the width of. Column width, the desired column width.

How do I merge cells in sheets?

  1. On your computer, open a spreadsheet in Google Sheets.
  2. Select the rows, columns, or cells to merge.
  3. At the top, click Format. Merge cells, then select how you want your cells to be merged.

Can you merge cells without losing data?

With the Merge Cells add-in, you can combine data from several cells using any separator you like (e.g. space, comma, carriage return or line break). You can join values row by row, column by column or merge data from the selected cells into one without losing it.

Is there a way to merge Excel files in Java?

If you want to do any modification by logic in merging, you can do using this program easily. To implement this program you need to download Apache POI library and have it in your build path (copy POI jars to lib folder). There is no direct method to merge excel files using java. You have need to follow the below flow.

How to merge cells across rows and columns in Excel?

We have so far seen how to merge data across columns and how to merge data across rows, in Excel, using Java Apache POI library. In this tutorial, we will discuss how to place your cell data by merging it across rows and columns in POI, with examples. We will cover both XLS and XLSX version in the final part of this merge discussion series.

How to merge cells in Excel using Apache POI?

To merge cells to need to create object of CellRangeAddress class and provide cell range of merging then add to Sheet using addMergedRegion method. For example below we merge a cell with 4 column in width and 5 column in height: The source code in this article can be found at:

How to export an Excel file in Java?

EasyXLS Excel library can be used to export Excel files in Java. The library works with any Java SE application and without MS Excel installed. If you already own a license key, you may login and download EasyXLS from your account. If don’t have a project already, create a new Java project.