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Find, Replace and Highlight Data in Excel in Java


Finding and replacing data is one of the most useful features in Microsoft Excel, it allows us to quickly locate the position of a particular data and replace it with another data. This blog demonstrates how to find a specified text, replace it with another text and then highlight the result in Excel file in Java using Free Spire.XLS for Java library.

Before using the below code, please download Free Spire.XLS for Java package then and import Spire.Xls.jar under the lib folder into your project.

import com.spire.xls.CellRange;
import com.spire.xls.ExcelVersion;
import com.spire.xls.Workbook;
import com.spire.xls.Worksheet;
import java.awt.*;

public class ReplaceAndHightlightText {
    public static void main(String[] args){
        //Create a Workbook instance
        Workbook workbook = new Workbook();
        //Load the Excel file
        workbook.loadFromFile("test.xlsx");

        //Get the first worksheet
        Worksheet worksheet = workbook.getWorksheets().get(0);

        //Find all the text "Total" in the worksheet
        CellRange[] ranges = worksheet.findAllString("Total", true, true);

        for (CellRange range : ranges)
        {
            //Replace the text with new text
            range.setText("Sum");
            //Set highlight color
            range.getCellStyle().setColor(Color.yellow);
        }

        //Save the resultant file
        workbook.saveToFile("ReplaceData.xlsx", ExcelVersion.Version2013);
    }
}

The example Excel file before replacing data:


The result Excel file after replacing data:

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