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Getting Started

The following section explains the required steps to build the MaskedTextBox component with its basic usage in step-by-step procedure.

Dependencies

The following list of dependencies are required to use the MaskedTextBox component in your application.

|-- @syncfusion/ej2-inputs
    |-- @syncfusion/ej2-base

Set up your development environment

To get started with MaskedTextBox component, you can clone the Essential JS 2 QuickStart project, and install the packages by using the following commands.

git clone https://github.com/syncfusion/ej2-quickstart.git quickstart
cd quickstart
npm install

The project is preconfigured with the common settings (src/styles/styles.css, system.config.js ) to start with all the Essential JS 2 components.

Add MaskedTextBox to the project

Add the HTML input element that needs to be rendered as MaskedTextBox in the index.html file.

[src/index.html]

<!DOCTYPE html>
<html lang="en">

<head>
    <title>Essential JS 2 MaskedTextBox</title>
    <!-- Essential JS 2 Input's's dependent material theme -->
  <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" type="text/css"/>
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet" type="text/css"/>

  <!-- Essential JS 2 all script -->
  <!-- <script src="//cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script> -->

  <!-- Essential JS 2 Input's's dependent scripts -->
  <script src="//cdn.syncfusion.com/ej2/ej2-base/dist/global/ej2-base.min.js" type="text/javascript"></script>
  <script src="//cdn.syncfusion.com/ej2/ej2-inputs/dist/global/ej2-inputs.min.js" type="text/javascript"></script>
</head>

<body>
    <div style="margin: 50px;">
        <!--input element which needs to be rendered/converted as MaskedTextBox-->
        <input id="mask" type="text" />
    </div>

<script>
// initializes the MaskedTextBox component
var mask = new ej.inputs.MaskedTextBox();

mask.appendTo('#mask');
</script>
</body>

</html>

Set the mask

You can set the mask to the MaskedTextBox to validate the user input by using the mask property. To know more about the usage of mask and configuration, refer to this link.

The following example demonstrates the usage of mask element 0 that allows any single digit from 0 to 9.

<!DOCTYPE html>
<html lang="en">

<head>
    <title>Essential JS 2 MaskedTextBox</title>
   <!-- Essential JS 2 Input's's dependent material theme -->
  <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" type="text/css"/>
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet" type="text/css"/>

  <!-- Essential JS 2 all script -->
  <!-- <script src="//cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script> -->

  <!-- Essential JS 2 Input's's dependent scripts -->
  <script src="//cdn.syncfusion.com/ej2/ej2-base/dist/global/ej2-base.min.js" type="text/javascript"></script>
  <script src="//cdn.syncfusion.com/ej2/ej2-inputs/dist/global/ej2-inputs.min.js" type="text/javascript"></script>
</head>

<body>
    <div style="margin: 50px;">
        <!--input element which needs to be rendered/converted as MaskedTextBox-->
        <input id="mask" type="text" />
    </div>

<script>
// initializes the MaskedTextBox component and sets mask format
var mask = new ej.inputs.MaskedTextBox({mask: '000-000-0000'});

mask.appendTo('#mask');
</script>
</body>

</html>

Run the application

Use the npm run start command to run the application in the browser.

npm run start

The following example shows the MaskedTextBox with the mask element 0.

Source
Preview
index.html
<!DOCTYPE html>
<html lang="en">

<head>
    <title>Essential JS 2 MaskedTextBox</title>
    <!-- Essential JS 2 Input's's dependent material theme -->
  <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" type="text/css"/>
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet" type="text/css"/>

  <!-- Essential JS 2 all script -->
  <!-- <script src="//cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script> -->

  <!-- Essential JS 2 Input's's dependent scripts -->
  <script src="//cdn.syncfusion.com/ej2/ej2-base/dist/global/ej2-base.min.js" type="text/javascript"></script>
  <script src="//cdn.syncfusion.com/ej2/ej2-inputs/dist/global/ej2-inputs.min.js" type="text/javascript"></script>
</head>

<body>
    <div id='container' style="width: 240px; margin: 0 auto;">
            <input id="mask" type="text" />
        </div>

<script>
// initializes the MaskedTextBox component and sets mask format
var mask = new ej.inputs.MaskedTextBox({mask: '000-000-0000', placeholder: 'MaskedTextBox', floatLabelType: 'Always'});

mask.appendTo('#mask');
</script>
</body>

</html>

See Also