Survey.StylesManager.applyTheme("bootstrap");
Survey.defaultBootstrapCss.navigationButton = "btn btn-green";
var json = {
"showQuestionNumbers": "off",
"elements": [
{
"type": "radiogroup",
"name": "haveKids",
"title": "Do you have a kid(s)?",
"isRequired": true,
"choices": [ "Yes", "No" ],
"colCount": 0
},
{
"type": "dropdown",
"name": "kids",
"title": "How many kids do you have",
"visibleIf": "{haveKids}='Yes'",
"isRequired": true,
"choices": [ 1, 2, 3, 4, 5 ]
},
{
"type": "dropdown",
"name": "kid1Age",
"title": "The first kid age:",
"visibleIf": "{haveKids}='Yes' and {kids} >= 1",
"isRequired": true,
"choicesMax": 18
},
{
"type": "dropdown",
"name": "kid2Age",
"title": "The second kid age:",
"visibleIf": "{haveKids}='Yes' and {kids} >= 2",
"isRequired": true,
"startWithNewLine": false,
"choicesMax": 18
},
{
"type": "dropdown",
"name": "kid3Age",
"title": "The third kid age:",
"visibleIf": "{haveKids}='Yes' and {kids} >= 3",
"isRequired": true,
"choicesMax": 18
},
{
"type": "dropdown",
"name": "kid4Age",
"title": "The fourth kid age:",
"visibleIf": "{haveKids}='Yes' and {kids} >= 4",
"isRequired": true,
"startWithNewLine": false,
"choicesMax": 18
},
{
"type": "dropdown",
"name": "kid5Age",
"title": "The fifth kid age:",
"visibleIf": "{haveKids}='Yes' and {kids} >= 5",
"isRequired": true,
"choicesMax": 18
}
]
};
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>Conditional visibility, 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 rel="stylesheet" href="https://unpkg.com/bootstrap@3.3.7/dist/css/bootstrap.min.css">
<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>
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