using IronPPT;
using IronPPT.Models;

// Create new PowerPoint presentation
var document = new PresentationDocument();

// Add empty slide
document.AddSlide();

// Add slide object
Slide slide = new Slide();
slide.AddText("Hello!");
document.AddSlide(slide);

// Export PowerPoint presentation
document.Save("output.pptx");

Imports IronPPT
Imports IronPPT.Models

' Create new PowerPoint presentation
Private document = New PresentationDocument()

' Add empty slide
document.AddSlide()

' Add slide object
Dim slide As New Slide()
slide.AddText("Hello!")
document.AddSlide(slide)

' Export PowerPoint presentation
document.Save("output.pptx")