Edit text in Dart using REST API

Our Dart/Flutter library gives developers the ability to modify a text document directly by editing its Document Object Model (DOM), which means no additional software needs to be installed.

Edit text in text file using Dart

The most popular case to edit a text file is text editing. With the given software solution, you can add, modify or delete text using Dart within the document.

Edit table in text file using Dart

Another popular text editing option is table editing. Our Dart/Flutter SDK allows you to work with tables and text in table cells.

Dart developers can add or remove table and table cells, as well as add, edit and remove text within them.

Add an image to text file using Dart

Besides editing text and tables in text, there is another common option: adding images to a document in Dart. Dart/Flutter developers can also add an image into a text file using DOM.

Edit text programmatically

Try this powerful Dart/Flutter SDK and evaluate some options in text document editing. Using the following example, load your text document and make some changes: add text, add a table and a table cell with text or insert an image into the text document:

Edit text, tables or images in TXT using Dart

Input files

Upload a document you want to modify

Run code

Upload an image you want insert

Output format

Select the target format from the list

				
				
				
		

					import 'package:aspose_words_cloud/aspose_words_cloud.dart';

final config = Configuration("####-####-####-####-####", "##################");
final wordsApi = WordsApi(config);

final requestDocument = (await File(
   'Input.txt').readAsBytes()).buffer.asByteData();
final requestParagraph = ParagraphInsert();
requestParagraph.text = 'Morbi enim nunc faucibus a.';

final insertParagraphRequest = InsertParagraphOnlineRequest(requestDocument, requestParagraph);
final insertParagraph = await wordsApi.insertParagraphOnline(insertParagraphRequest);

final convertRequest = ConvertDocumentRequest(insertParagraph.document.values.first, 'txt');
final convert = await wordsApi.convertDocument(convertRequest);
				

					import 'package:aspose_words_cloud/aspose_words_cloud.dart';

final config = Configuration("####-####-####-####-####", "##################");
final wordsApi = WordsApi(config);

final requestDocument = (await File(
   'Input.txt').readAsBytes()).buffer.asByteData();
final requestTable = TableInsert();
requestTable.columnsCount = 1;
requestTable.rowsCount = 2;

final insertTableRequest = InsertTableOnlineRequest(requestDocument, 
   requestTable, nodePath: '');
final insertTable = await wordsApi.insertTableOnline(insertTableRequest);

final convertRequest = ConvertDocumentRequest(insertTable.document.values.first, 'txt');
final convert = await wordsApi.convertDocument(convertRequest);
				

					import 'package:aspose_words_cloud/aspose_words_cloud.dart';

final config = Configuration("####-####-####-####-####", "##################");
final wordsApi = WordsApi(config);

final requestDocument = (await File(
   'Input1.txt').readAsBytes()).buffer.asByteData();
final requestDrawingObject = DrawingObjectInsert();
requestDrawingObject.height = 0;
requestDrawingObject.left = 0;
requestDrawingObject.top = 0;
requestDrawingObject.width = 0;
requestDrawingObject.relativeHorizontalPosition = 
   DrawingObjectInsert_RelativeHorizontalPositionEnum.margin;
requestDrawingObject.relativeVerticalPosition = 
   DrawingObjectInsert_RelativeVerticalPositionEnum.margin;
requestDrawingObject.wrapType = DrawingObjectInsert_WrapTypeEnum.inline;

final requestImageFile = (await File(
   'Input2.txt').readAsBytes()).buffer.asByteData();
final insertDrawingObjectRequest = InsertDrawingObjectOnlineRequest(requestDocument, 
   requestDrawingObject, requestImageFile, nodePath: 'sections/0');
final insertDrawingObject = 
   await wordsApi.insertDrawingObjectOnline(insertDrawingObjectOnline);

final convertRequest = ConvertDocumentRequest(insertDrawingObject.document.values.first, 
   'txt');
final convert = await wordsApi.convertDocument(convertRequest);

				

				Run code
			

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How to edit text Dart REST API

Install Aspose.Words Cloud for Dart/Flutter
Add a library reference (import the library) to your Dart project
Load text to edit in Dart
Insert content at the beginning of text
Download the result document from the cloud storage

Dart library to use TXT editing

Clone Aspose.Words Cloud SDK for Dart source code from GitHub and use it in your project. Add this dependency to your pubspec.yaml: dependencies: aspose_words_cloud: 22.4.0

Please follow these Instructions to quickly get the necessary security credentials and access our REST API.