Set the disabled state in EJ2 JavaScript Radio button control

10 May 20233 minutes to read

RadioButton component can be enabled/disabled by giving disabled property. To disable RadioButton component, the disabled property can be set as true.

The following example illustrates how to disable a radio button and the selected one is displayed using change event.

ej.base.enableRipple(true);

// Initialize RadioButton component.
var radiobutton = new ej.buttons.RadioButton({ label: 'Option 1', name: 'default', checked: true, change: onChange });

// Render initialized RadioButton.
radiobutton.appendTo('#element1');

radiobutton = new ej.buttons.RadioButton({ label: 'Option 2', name: 'default', disabled: 'true', change: onChange });
radiobutton.appendTo('#element2');

radiobutton = new ej.buttons.RadioButton({ label: 'Option 3', name: 'default', change: onChange });
radiobutton.appendTo('#element3');

function onChange(args) { 
   document.getElementById('text').innerText = 'Selected : ' + this.label;
}
<!DOCTYPE html><html lang="en"><head>
    <title>EJ2 RadioButton</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Typescript UI Controls">
    <meta name="author" content="Syncfusion">
    <link href="https://cdn.syncfusion.com/ej2/29.1.33/ej2-base/styles/material.css" rel="stylesheet">
    <link href="https://cdn.syncfusion.com/ej2/29.1.33/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="styles.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/29.1.33/dist/ej2.min.js" type="text/javascript"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <ul>
            <li><div id="text">Selected: Option 1</div></li>
            <li><input type="radio" id="element1"></li>
            <li><input type="radio" id="element2"></li>
            <li><input type="radio" id="element3"></li>
      </ul>
    </div>


<script>
var ele = document.getElementById('container');
if(ele) {
  ele.style.visibility = "visible";
}   
      </script>
<script src="index.js" type="text/javascript"></script>
</body></html>
#container {
    visibility: hidden;
}

#loader {
  color: #008cff;
  height: 40px;
  left: 45%;
  position: absolute;
  top: 45%;
  width: 30%;
}

.e-radio-wrapper {
  margin-top: 18px;
}

li {
  list-style: none;
}

#text {
  font-size: 16px;
}