此异常将从ComponentTagHelper中的调用堆栈引发。 在正常情况下,如果预呈现失败,则继续生成和呈现组件都将没有作用,因为无法呈现工作组件。 若要容许在预呈现期间可能发生的错误,必须将错误处理逻辑置于可能引发异常的组件中。 请使用try-catch语句,并进行错误处理和日志记录。 请勿将ComponentTagHelper包装在try-catch语句...
@* TextDisplay component *@@usingWebApplication.Data;<p>Enter text:</p><input@onkeypress="HandleKeyPress"value="@data"/>@code {[Parameter]publicEventCallback<KeyTransformation> OnKeyPressCallback{ get; set; }privatestringdata;privateasyncTaskHandleKeyPress(KeyboardEve...
Last modified: 06 November 2024 Configurable Blazor inspections are listed below, grouped by theircategories. Potential Code Quality Issues (1 inspection) Inspection ID EditorConfig property Default severity Missed value for required attribute Blazor.EditorRequired ...
A Blazor application is made of components that each consist of a .cshtml Razor file. By default, the name of the .cshtml file is the name of the component. In the sample application, App is the name of the startup component whose source code is in app.cshtml, as shown here: ...
Getting error when clicking on calendar icon in TelerikDatePicker in a Blazor Web Server app:Error: System.NullReferenceException: Object reference not set t...
@code { // This will be null until the OnAfterRender* methods execute // with firstRender set to true ElementReference MyReferenceToAnHtmlElement; } Dispose 尽管这不是严格意义上的ComponentBase生命周期方法之一,但是如果一个组件实现了IDisposable,那么一旦该组件从其父渲染树中移除,Blazor就会执行Dispose...
Uploading data using the FluentInputFile component is extremely slow on mobile devices. status:needs-investigation #2773 opened Oct 7, 2024 by GlacierFox 5 fix: Hitting enter doesn't submit in FluentCombobox area:fluent-ui-web-components status:blocked vNext #2726 opened Sep 27, 2024 by...
BlazorMonaco - Blazor component for Microsoft's Monaco Editor which powers Visual Studio Code. (Demo). Blazor.Grids - Component library for CSS grids with extra features, such as moving and resizing interactively. Create your own dashboard with ease. (Demo). Blazor.TreeViews - Component library...
When app code or a Razor component calls a web API, it uses a named HttpClient instance to make the call. Typed HttpClient: Each web API is typed. When app code or a Razor component calls a web API, it uses a typed HttpClient instance to make the call. In the Program file, add ...
ComponentBase, IObserver, IDisposable { private IDisposable _subscription = null; [Parameter] public IObservable<ElementReference> Parent { get; set; } protected override void OnParametersSet() { base.OnParametersSet(); if (_subscription != null) ...