@page "/"
<h1>Start typing something...</h1>
<input type="text" value="@PetitionInput" oninput="@PetitionHandleKeyDown" />
@functions {
private int _petitionCharStep = 0;
private string _petition = "This is a dummy text";
public string PetitionInput { get; set; } = string.Empty;
void PetitionHandleKeyDown(UIChangeEventArgs arg) {
PetitionInput = _petition.Substring(0,++_petitionCharStep);
Console.WriteLine(PetitionInput);
}
}