Write a function in blazor c#| blazor function| call function in blazor c#

 

Write a function in blazor c#| blazor function| call function in blazor c#

In Blazor, you can write functions in your C# code-behind files associated with your Blazor components. Here's a step-by-step guide on how to write a function in Blazor:

1. Identify the component where you want to write the function. Blazor components consist of a .razor file for the markup and a corresponding .cs file for the code-behind.

2. Open the code-behind file (.cs) associated with your component. If it doesn't exist, create a new C# class file in the same location as your .razor file and name it accordingly.

3. Inside the code-behind file, create a new method for your function. You can define it like any other C# method, specifying the return type, name, and any necessary parameters. For example:

csharp

public void MyFunction(string name)

{

    // Function logic goes here

}

4. Write the desired functionality inside the function. You can include any C# code within the function to perform calculations, manipulate data, interact with APIs, or update component state.

5. Optionally, you can annotate the function with Blazor-specific attributes. For example, you can use the `[Parameter]` attribute to mark a function parameter as a component parameter that can be passed from the parent component. This allows the function to receive values from the parent component through data binding.

csharp

public void MyFunction([Parameter] string name)

{

    // Function logic goes here

}

6. Save the code-behind file, and the function is now available for use within the associated Blazor component.

7. To call the function, you can invoke it from the .razor file or from other methods within the code-behind file. For example, you can use the `@onclick` directive to bind the function to a button click event:

html

<button @onclick="MyFunction">Click me</button>

When the button is clicked, the `MyFunction` method will be executed.

Remember to consider the appropriate visibility and access modifiers for your functions, depending on your desired level of encapsulation and usage within the component or across components.

By following these steps, you can write functions in your Blazor components to encapsulate reusable logic and handle various events and operations within your application.

Thanks for learning. Happy learning..

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