Blazor WebassemblyでGet/Post

Server Side: Controllerでget受け取るやり方
https://stackoverflow.com/questions/66288885/blazor-sending-a-parameter-to-an-api-controller

 [ApiController]
[Route("GetYoutubeVid")]
public class YouTubeController : ControllerBase
{

    [HttpGet("{url}")]
    
    public string GetYoutubeVid(string url)
    {
        return url;
    }
}

URLに入ったgetの値を受け取る
https://docs.microsoft.com/ja-jp/aspnet/core/blazor/fundamentals/routing?view=aspnetcore-6.0

@page "/example/{param?}"

<p>
    Param: @Param
</p>

@code {
    [Parameter]
    public string? Param { get; set; }
}