C# Create Modify Shapes in Word Documents

Modify-Word-Shapes.cs

// Prerequisite: Install <a href="https://www.nuget.org/packages/FileFormat.Words">FileFormat.Words</a>.

// Load the Word Document
                var doc = new FileFormat.Words.Document($"shapes.docx");
                // Initialize the body with the loaded document. 
                var body = new FileFormat.Words.Body(doc);

                // Load all shapes
                var shapes = body.Shapes;

                // Traverse through each shape, change the shape type to diamond and update document.
                foreach (var shape in shapes)
                {
                    shape.Type = FileFormat.Words.IElements.ShapeType.Diamond;
                    doc.Update(shape);
                }

                // Save the modified Word Document
                doc.Save($"shapes-modified.docx");