This precise guide explains how to add a column in Excel using Java. It encompasses the IDE configuration, stepwise process, and a runnable code snippet to add multiple columns in Excel using Java. You will also learn about working with the references in existing worksheets while inserting the columns.

Steps to Insert Columns in Excel using Java

1. Prepare the IDE by configuring Aspose.Cells for Java to insert columns
2. Access the input file with the Workbook class
3. Access a worksheet using its name or index and then insert columns with the insertColumns method
4. Write the output Excel file after inserting the columns

These steps present the workflow about how to add new column in Excel using Java. Firstly, get the input Excel spreadsheet and access a worksheet. Subsequently, insert the columns and export the output spreadsheet for further processing.

Code to Insert Columns in Excel using Java

This code snippet demonstrates how to insert column in Excel using Java. You can load the source Excel file using the Workbook class and then access the target sheet using its name or the index. Next, you can use any overloaded method to insert single or multiple columns while sliding the existing columns to the left side.

In this tutorial, we have learned how to insert multiple columns in Excel using Java. Whereas, if you need to insert rows in Excel then head to the article on how to insert Rows in Excel using Java.