blazor parent to child communication

PrashantUnity answered on March 30, 2023 Popularity 8/10 Helpfulness 6/10

answer blazor parent to child communication

blazor parent to child communication

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----------Index.razor--------------
@page "/"
  
<h1>@Mega</h1>
<h1>@reply</h1>

<ComponentChild Counter="Parent : Hello Childern" ParentCaller="ParentMethodCall"/>

@code {
    public string Mega = "I Am defined inside Parent";
    public string reply = "";
    public void ParentMethodCall(string parametre)
    {
        Mega = "Child Component Calling Parent Method";
        reply = parametre;
    }
}
-------------------------------------
----------ComponentChild.razor----------------------

<h1>@Counter</h1>

<button @onclick="()=> ButtonClick(MessageFomChild)">Child</button>
@code {
	[Parameter]
	public string Counter { get; set; } = "0";

	[Parameter]
	public EventCallback<string> ParentCaller { get; set; }

	string MessageFomChild = "Child : Hello Parent";

	public async void ButtonClick(string messageFromChild)
	{
		await ParentCaller.InvokeAsync(messageFromChild); 
	}
}
--------------------------------------

Popularity 8/10 Helpfulness 6/10 Language csharp

Source: Grepper

Tags: blazor c# communication parent

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Contributed on Mar 30 2023

PrashantUnity

0 Answers Avg Quality 2/10

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