Follow the link: text . Use a code sample in C#. Install text Editor for C#. Add a library reference (import the library) to your C# project. Open a text in C#. Insert content at the beginning of the text document. Call the Save() method, passing the name of the output file with the required extension. Get the edited result.

What file formats can I edit with C# library?

We support a variety of file formats that you can edit in C#, including DOCX, DOC, RTF, ODT, PDF, EPUB, JPG, PNG, XLS, XLSX, WPS and many more.

What is the maximum file size allowed to edit a text?

There are no size limits to edit text using our C# library.

Edit TEXT In C#

Edit text in text using C#

Programmatic modification of text documents is an integral part of modern digital workflow. Edit text in text, insert graphs using external data, modify tables.

C# library is a stand-alone solution to edit text that doesn't rely on other software. It's ready for commercial use covers all possible needs of professional C# developers:

Modify existing text elements: tables, lists, charts, images, links, fields, etc.
Modify text styles and formatting attributes
Add new text elements
Search text for text patterns and replace them with new text
Save the result to a variety of file formats using 'Document.Save' method
Remove unwanted text elements (paragraphs, pages, sections, chapters)

Change text in C#

C# text programmatic editor provides developers with a modern API to edit text programmatically. Quickly integrate text modification features into your software. Our library supports the modification of a variety of document formats in C#.

The task of editing text programmatically in C# is the task of modifying elements in the text document tree. It is also known as the 'DOM' - the programming model for interacting with text document elements and their properties.

Edit text in C#

text modification features are inseparable from the advanced text search functionality. For a hig level of flexibility, our C# library provides developers with text Regex-based search functionality. This approach expands the possibilities to edit text in text files, allowing the use of templates for dynamic text transformation.

Edit table in text using C#

One of the most requested features is the dynamic creation and modification of tables in text documents. Working with tables is very convenient with C# library: edit tables, update tables and extract table text using C#.

The following example demostrates how to modify a text document in C#:

Example in C# to edit TXT files

Input file

Upload a document you want to modify

Run code

dotnet add package Aspose.Words

Copy

				
using Aspose.Words;

var doc = new Document("Input.txt");
var builder = new DocumentBuilder(doc);

// Insert text at the beginning of the document.
builder.MoveToDocumentStart();
builder.Write("Morbi enim nunc faucibus a.");

doc.Save("Output.txt");

using Aspose.Words;

var doc = new Document("Input.txt");
var builder = new DocumentBuilder(doc);

// Insert table at the beginning of the document.
builder.MoveToDocumentStart();
builder.StartTable();
builder.InsertCell();
builder.Write("Row 1, cell 1.");
builder.InsertCell();
builder.Write("Row 1, cell 2.");
builder.EndTable();

doc.Save("Output.txt");

using Aspose.Words;

var doc = new Document("Input.txt");
var builder = new DocumentBuilder(doc);

// Insert image at the beginning of the document.
builder.MoveToDocumentStart();
builder.InsertImage("Image.png");

doc.Save("Output.txt");

				Run code

You may freely download this code or copy it in any applicable purpose

How to edit text

Install text Editor for C#.
Add a library reference (import the library) to your C# project.
Open a text in C#.
Insert content at the beginning of the text document.
Call the Save() method, passing the name of the output file with the required extension.
Get the edited result.

C# library to work with text files

There are three alternative options to install "Aspose.Words for .NET" onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:

Install a NuGet Package. See Documentation
Install the library using Package Manager Console within Visual Studio IDE
Install the library manually using Windows Installer

System Requirements

Our product is fully cross-platform and supports all major .NET implementations:

.NET ≥ 5.0
.NET Core ≥ 2.0
.NET Standard ≥ 2.0
.NET Framework ≥ 3.5
MonoMac
MonoAndroid
Xamarin

As far as .NET code doesn't depend on the underlying hardware or operating system, but only on a Virtual Machine, you are free to develop any kind of software for Windows, macOS, Android, iOS and Linux. Just make sure you have installed the corresponding version of .NET Framework, .NET Core, Windows Azure, Mono or Xamarin.

We recommend using Microsoft Visual Studio, Xamarin, and MonoDevelop integrated development environments to create C#, F#, VB.NET applications.

Fore more details please refer to Product Documentation.

You can edit files in many other file formats: