Survey.StylesManager.applyTheme("defaultV2");
Survey.Serializer.addProperty("matrix", { name: "showHeaderIf:condition", category: "logic",
onExecuteExpression: (obj, res) => { obj.showHeader = res === true; }
});
var json = {
"elements": [
{
"type": "checkbox",
"name": "car",
"title": "What cars have you being drived?",
"isRequired": true,
"colCount": 3,
"choices": [
"Audi",
"BMW",
"Citroen",
"Ford",
"Mercedes-Benz",
"Nissan",
"Peugeot",
"Tesla",
"Toyota",
"Vauxhall",
"Volkswagen"
]
},
{
"type": "matrix",
"name": "carRating",
"isRequired": true,
"visibleIf": "{car.length} > 0",
"showHeaderIf": "{car.length} > 1",
"title": "Please select best car for each category?",
"rowsVisibleIf": "{car} contains {item}",
"isAllRowRequired": true,
"columns": [
"Style",
"Performance",
"Comfort",
"Quality",
"Safety",
"Features"
],
"rows": [
"Ford",
"Vauxhall",
"Volkswagen",
"Nissan",
"Audi",
"Mercedes-Benz",
"BMW",
"Peugeot",
"Toyota",
"Citroen",
"Tesla"
]
}
]
};
window.survey = new Survey.Model(json);
survey.onComplete.add(function(sender) {
document.querySelector('#surveyResult').textContent =
"Result JSON:\n" + JSON.stringify(sender.data, null, 3);
});
ReactDOM.render(
<SurveyReact.Survey model={survey} />, document.getElementById("surveyElement"));
<!DOCTYPE html>
<html lang="en">
<head>
<title>Create custom condition/expression properties, Reactjs Survey Library Example</title>
<meta name="viewport" content="width=device-width" />
<script src="https://unpkg.com/react@17.0.1/umd/react.production.min.js"></script>
<script src="https://unpkg.com/react-dom@17.0.1/umd/react-dom.production.min.js"></script>
<script src="https://unpkg.com/@babel/standalone@7.2.5/babel.min.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-react-ui/survey-react-ui.min.js"></script>
<link href="/DevBuilds/survey-core/defaultV2.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/babel" src="./index.js"></script>
</body>
</html>
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