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Getting started with Blazor Input Mask component

28 Jul 2021 / 2 minutes to read

This section briefly explains about how to include a Blazor MaskedTextBox Component in your Blazor Server-Side and Client-Side application. You can refer to our Getting Started with Blazor Server-Side MaskedTextBox and Blazor WebAssembly MaskedTextbox documentation pages for configuration specifications.

To get start quickly with Blazor MaskedTextBox component, you can check on this video.

Importing Syncfusion Blazor component in the application

  • Install Syncfusion.Blazor.Inputs NuGet package to the application by using the NuGet Package Manager.

Please ensure to check the Include prerelease option for our Beta release.

  • You can add the client-side resources through CDN or from NuGet package in the HEAD element of the ~/wwwroot/index.html page.
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<head>
       <link href="_content/Syncfusion.Blazor.Themes/bootstrap4.css" rel="stylesheet" />
       <!-- <link href="https://cdn.syncfusion.com/blazor/{{version}}/styles/{{theme}}.css" rel="stylesheet" /> -->
</head>

For Internet Explorer 11 kindly refer the polyfills. Refer the documentation for more information.

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<head>
   <link href="_content/Syncfusion.Blazor.Themes/bootstrap4.css" rel="stylesheet" />
   <script src="https://github.com/Daddoon/Blazor.Polyfill/releases/download/3.0.1/blazor.polyfill.min.js"></script>
</head>

Adding component package to the application

Open ~/_Imports.razor file and import the Syncfusion.Blazor.Inputs package.

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@using Syncfusion.Blazor.Inputs

Add SyncfusionBlazor service in Program.cs

Open the Program.cs file and add services required by Syncfusion components using builder.Services.AddSyncfusionBlazor() method.

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using Syncfusion.Blazor;

namespace BlazorApplication
{
public class Program
{
public static async Task Main(string[] args)
{
    ....
    ....
    builder.Services.AddSyncfusionBlazor();
    await builder.Build().RunAsync();
}
}
}

To enable custom client side resource loading from CRG or CDN. You need to disable resource loading by AddSyncfusionBlazor(true) and load the scripts in the HEAD element of the ~/wwwroot/index.html page.

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<head>
       <script src="https://cdn.syncfusion.com/blazor/19.2.49/syncfusion-blazor.min.js"></script>
</head>

Adding MaskedTextBox component to the application

To initialize the MaskedTextBox component add the below code to your Index.razor view page which is present under ~/Pages folder.

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<SfMaskedTextBox></SfMaskedTextBox>

The output will be as follows.

MaskedTextBox Sample

Set the mask

You can set the mask to the MaskedTextBox to validate the user input by using the Mask property. The following example demonstrates the usage of mask element 0 that allows any single digit from 0 to 9.

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<SfMaskedTextBox Mask='000-000-0000'></SfMaskedTextBox>

The output will be as follows.

MaskedTextBox Sample

See Also