InvokeAsync
Learn how to use asynchronous methods with return values to call JavaScript in Blazor WebAssembly.
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The InvokeAsync method is used when we want to call a JavaScript function that returns a value. It invokes the specified JavaScript function asynchronously.
This is the InvokeAsync method of IJSRuntime:
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ValueTask<TValue> InvokeAsync<TValue>(string identifier, params object[] args);
Just like the InvokeVoidAsync method, the first argument is the identifier for the JavaScript method, and the second argument ...