How to Remove Blank Page in Word in C#. For more information, please follow link: https://kb.conholdate.com/total/net/how-to-remove-blank-page-in-word-using-c-sharp/

how-to-remove-blank-page-in-word-using-c-sharp.cs

using System.Collections;
using Aspose.Words;

namespace DeleteABlankPageInWordUsingCSharp
{
    class Program
    {
        static void Main(string[] args) // Main function to delete a blank page in Word using CSharp
        {
            // Instantiate the license to avoid any trial version limitations
            // and watermark in the output Word file
            Aspose.Words.License licDeleteBlankPages= new Aspose.Words.License();
            licDeleteBlankPages.SetLicense("Aspose.Words.lic");

            // Load the Word file having blank pages in it
            Document originalDocWithFewBlankPages = new Document("WordFileWithBlankPages.docx");

            // Declare an array to store page numbers of the empty or blank pages
            ArrayList listOfBlankPageNumbers = new ArrayList();
            listOfBlankPageNumbers.Add(-1);

            // Extract each page of the loaded document as a separate Word document
            int totalPagesInOriginalDoc = originalDocWithFewBlankPages.PageCount;
            for (int iCount = 0; iCount < totalPagesInOriginalDoc; iCount++)
            {
                // Create a new Word document containing the single page
                Document DocWithOnePage = originalDocWithFewBlankPages.ExtractPages(iCount, 1);

                // Parse through all the sections of the newly created document
                // to count text segments and shapes if any                
                int shapesCounter = 0;
                string pageText = "";
                foreach (Section docSection in DocWithOnePage.Sections)
                {
                    // Extract text from the section and also get shapes count in the newly created document
                    pageText = pageText + docSection.Body.ToString(SaveFormat.Text);
                    shapesCounter += docSection.Body.GetChildNodes(NodeType.Shape, true).Count;
                }
                // Check if the extracted page is null or not and also check if shapes count is 0 or not
                // If text is blank and shapes count is 0, it means the page is blank
                if (string.IsNullOrEmpty(pageText.Trim()) && shapesCounter == 0)
                    listOfBlankPageNumbers.Add(iCount);
            }
            listOfBlankPageNumbers.Add(totalPagesInOriginalDoc);

            // Add all the non-empty pages to the final document
            Document nonEmptyDocument = (Document)originalDocWithFewBlankPages.Clone(false);
            nonEmptyDocument.RemoveAllChildren();

            for (int iCount = 1; iCount < listOfBlankPageNumbers.Count; iCount++)
            {
                int index = (int)listOfBlankPageNumbers[iCount - 1] + 1;
                int count = (int)listOfBlankPageNumbers[iCount] - index;

                if (count > 0)
                    nonEmptyDocument.AppendDocument(originalDocWithFewBlankPages.ExtractPages(index, count), ImportFormatMode.KeepSourceFormatting);
            }

            // Save the output file having all the non-empty pages
            nonEmptyDocument.Save(@"NonEmptyPages.docx");

            System.Console.WriteLine("Done");
        }    
    }
}