Cart Licenses Contact Support Online Creator Log in/Register
Try
Free
v 1.9.45

Boolean


                        
        
            Survey.StylesManager.applyTheme("modern");
        



                
                    var json = {
  "elements": [
    {
      "type": "boolean",
      "name": "bool",
      "title": "Please answer the question",
      "label": "Are you 21 or older?",
      "isRequired": true
    }
  ]
};

                    window.survey = new Survey.Model(json);
                
        
            survey.onComplete.add(function(sender) {
            document.querySelector('#surveyResult').textContent =
            "Result JSON:\n" + JSON.stringify(sender.data, null, 3);
            });
        
            
                survey.render("surveyElement");
            

                    
<!DOCTYPE html>
<html lang="en">
<head>
    <title>Boolean, Knockoutjs Survey Library Example</title>
    
<meta name="viewport" content="width=device-width" />
    <script src="https://unpkg.com/knockout@3.5.1/build/output/knockout-latest.js"></script>
    <script src="/DevBuilds/survey-core/survey.core.min.js"></script>
    <script src="/DevBuilds/survey-core/survey.i18n.min.js"></script>
    <script src="/DevBuilds/survey-knockout-ui/survey-knockout-ui.min.js"></script>
    <link href="/DevBuilds/survey-core/modern.min.css" type="text/css" rel="stylesheet" />
    <link rel="stylesheet" href="./index.css">

</head>
<body style="margin: 0">
    
            <div id="surveyElement" style="display:inline-block;width:100%;">
            </div>
    <div id="surveyResult"></div>

<script type="text/javascript" src="./index.js"></script>

</body>
</html>
Settings

defaultValue: (default is 'indeterminate'). The value showed by default.

var q = survey.getQuestionByName('bool');
q.clearValue();
q.defaultValue = yourvalue; 

var q = survey.getQuestionByName('bool');
q.showTitle = yourvalue;

labelTrue

var q = survey.getQuestionByName('bool');
q.labelTrue = yourvalue;

labelFalse

var q = survey.getQuestionByName('bool');
q.labelFalse = yourvalue;

Tell Us What You Think

Help us serve you better by taking this brief survey.
We are interested to learn more about your
experience of using our libraries.

We'd really appreciate your feedback.

Start the Survey

Approximate time to complete: 2 min.