Survey.StylesManager.applyTheme("default");
var json = {
questions: [
{
"type": "panel",
"name": "contactinfo",
"title": "Contact Information",
"isRequired": true,
"elements": [
{
"type": "text",
"name": "email",
"inputType": "email",
"title": "E-mail:"
},
{
"type": "text",
"name": "phone",
"inputType": "tel",
"title": "Phone:"
},
{
"type": "text",
"name": "skype",
"title": "Skype:"
}
]
},
{
type: "checkbox",
name: "contactby",
title: "How do you want us to contact you?",
isRequired: true,
"visibleIf": "{email} notempty or {phone} notempty or {phone} notempty",
"colCount": 1,
choices: [
{
"value": "email",
"visibleIf": "{email} notempty",
"text": "By e-mail"
},
{
"value": "phone_voice",
"visibleIf": "{phone} notempty",
"text": "By phone (voice)"
},
{
"value": "phone_sms",
"visibleIf": "{phone} notempty",
"text": "By phone (sms)"
},
{
"value": "skype",
"visibleIf": "{skype} notempty",
"text": "By Skype"
}
]
}
]
};
window.survey = new Survey.Model(json);
survey.onComplete.add(function(result) {
document.querySelector('#surveyResult').textContent =
"Result JSON:\n" + JSON.stringify(result.data, null, 3);
});
survey.render("surveyElement");
<!DOCTYPE html>
<html lang="en">
<head>
<title>Use itemvalue visibleIf property to show/hide individual items in radio group, checkbox and dropdown questions, 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-knockout/survey.ko.min.js"></script>
<link href="/DevBuilds/survey-knockout/survey.min.css" type="text/css" rel="stylesheet" />
<link rel="stylesheet" href="./index.css">
</head>
<body>
<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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