Blazor Tutorial - Knowledge Base (KB)
44 results in tag: c#
Blazor vs Razor
With the invention of Blazor, I'm wondering if there are significant efficiencies (both in creation of code and in the actual compilation / execution of code) between these two languages?...https://github.com/SteveSanderson/Blazor...If anyone has actually...
asked by benpage
How to do client-side UI events in Blazor
I just started playing around with Blazor and I can already see the great potential of this new framework....I'm wondering, though, how it will handle doing simple things like setting focus on an input control? For instance, after I handle a click event, ...
asked by camainc
Binding the value of a HTML element to a C# property in Blazor
In the blazor application that I am building, I have the following cshtml code which containts a ...<input>... element for the user to enter their name. I want to be able to bind the value of the input element to the Name property in the c# functions sect...
asked by SteelToe
How can I access the browsers localStorage in Blazor?
I want to support JWTs, so I need to keep the token around; is there some facility to access this? Or should we just be registering our own javascript function to access this functionality for now?...Edit: per advice, I attempted to use JS interop as :...
asked by Rollie
Class not updated in g.i.cs file
I have this class...public class Questionnaire { public List<Question> Questions { get; set; } public Question this[int i] { get { return Questions[i]; } } } ...And I'm trying to use it on my page with...Questionnaire questionnair...
asked by Bassie
Blazor onchange event with select dropdown
So i have been stuck trying to get a simple onchange to fire when a select dropdown value changes. Like so:...<select class="form-control d-flex" onchange="(dostuff())"> @foreach (var template in templatestate.templates) { <option value=@t...
asked by Grand Masta1
Can I use an Autorest client in blazor
I am getting a ...System.PlatformNotSupportedException... from the mono platform when trying to run my blazor app on webassembly. I autogenerated a web api client using Autorest. Everything is compiling fine but when I load the code in the browser I get t...
asked by Nikolaj
Get current Url in a Blazor component
I need to know the url of the current page in order to check if I have to apply certain style to a element. The code below is an example....@using Microsoft.AspNetCore.Blazor.Services @inject IUriHelper UriHelper @implements IDisposable <h1>@url</h1> <na...
asked by Carlos L.
Blazor - How to create Components dynamically
I want to test if it was possible to create Blazor components dynamically....I can't find any way to do this. I have experimented a bit with some dynamic content found on ...this link... but have not ended up with any results.
asked by Diemauerdk
Add/load components dynamically
Good Blazor people, I need your help....Today when adding components to a page, you normally do something like this:...@page "/somepage" <MyComponent></MyComponent> ...What I want to do is to add the components dynamically, something like this:...@page "...
asked by gorhal
.Net Blazor benefits over Angular , React or other javascript framework
What is the main feature of Microsoft's .Net Blazor? Can we use it in place of React or Angular? Will Blazor provide all the tools which are provided in Angular or React?
asked by user9202791
add list of dynamic components in blazor
I just started to have a look in blazor (v0.3) and doing some test I wanted to add a list using blazor ...First I created a ...List<string>... to test a simple list in the same page ...<ul> @foreach (var item in listItems) { <li>@item</li>...
asked by TiGreX
Can ElementRef property be set to a javascript interop return value in Blazor?
I am tinkering with CodeMirror on a textarea element. I am using javascript interop to accomplish this and it works fine when applying the code mirror. However my intention is to return that codemirror element and store that in another elementref....Blazo...
asked by Grand Masta1
How to Use or Deal With Server-Side SDKs not Designed for Concurrency in ASP.NET Core 2.1 with Razor Pages
Update:... As per it's request, the following is a more clean explanation of what I am trying to achieve, and a description of the context in which I am working....Essentially, I am making a website using ASP.NET Core 2.1 with the Razor Pages framework, c...
asked by Alex Fanat
How Blazor Framework get notifed when the property value gets changed
When we have a HTML code like below....<h1>@Title</h1> ...and C# like below...public string Title { get; set; } ...Think i have executed a code like below...Title = "New title updated in the runtime"; ...Then we see that the view has chenged with the new ...
asked by VibeeshanRC
How to use TagHelpers in Blazor?
I created a tag helper and wanted to use that in my Blazor sample project. However, when I want to use the tag helper, the compiler complains about that:...CS0103 The name 'StartTagHelperWritingScope' does not exist in the current context FirstBlazorApp..
asked by Sebastian P.R. Gingter
Dotnet Core Blazor - The command "dotnet ..." Exited with code 1
I have a solution consisting of several .NET core(2.1) projects and a web solution written in Blazor(0.4.0)....I have just started getting the error below:...Error MSB3073 The command "dotnet "C:\Users\YYY.nuget\packages\microsoft.aspnetcore.blazor.build\...
asked by Diemauerdk
Blazor Interop LocalStorage 0.4.0 change to 0.5.1
I am learning how to use Blazor Interop, but it has changed recently, so I don't have any easy example to learn from I copied a code from a working example and would like to change it to the new interop here is the code from Blazor 0.4.0 from .js file...B...
asked by Longinos Ruvalcaba
Blazor: Start with the client instead of index.html
I am trying to test my Blazor app using selenium with Nunit. But the problem is I cannot run my use cases because of the starting page is index.html. Tests don't wait for redirecting and they always fail for this reason. Is there any way to eliminate the ...
asked by jorjj
Passing an image from javascript to c# via blazor
So I have this huge ...Uint8ClampedArray... from ...context2d.getImageData(....).... The only way I managed to pass it to c# is using base64 encoding and decoding in c# but this is very slow (more than 5 seconds on my notebook). ...Anyone found a more eff...
asked by Hondo2019
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