by SamProf
@page "/" <input value="@Answer" @oninput="OnInput" /> <p>:input:updated:Answer</p> <p>@input @updated @Answer</p> <p>Enter any series of digits.</p> <p>If you enter more than two digits, input will be cleared.</p> <p>If you enter '12', input will be cleared.</p> <p>Same should happen for 8. I can't see why it fails.</p> @code { private string Answer = ""; private string input = ""; private string updated = ""; private void OnInput(ChangeEventArgs e) { string answer = e.Value!.ToString()!; input = ":" + answer; if (answer == "12" || answer == "8") { // correct answer! Answer = ""; // if (answer.Length == 1) { // Console.WriteLine(Answer); // } // uncomment this if you want to add a breakpoint when it should clear } else if (answer.Length > 2) { Answer = ""; } else { Answer = answer; } updated = ":" + Answer + ":"; StateHasChanged(); } }
namespace BlazorFiddleProject { using Microsoft.Extensions.DependencyInjection; public class Startup { public void ConfigureServices(IServiceCollection services) { } public void Configure(IComponentsApplicationBuilder app) { app.AddComponent<App>("app"); } } }
<!DOCTYPE html> <html> <head> <meta charset="utf-8"/> <meta name="viewport" content="width=device-width"> <title>BlazorFiddleProject</title> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous"> <style> app { } </style> <script type="text/javascript"> </script> </head> <body> <app>Loading...</app> <script src="_framework/blazor.webassembly.js"></script> <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script> <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script> </body> </html>

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