Survey.StylesManager.applyTheme("modern");
function rowsWithValue(params) {
if (!params && params.length < 2) return false;
var matrixValue = params[0];
var value = params[1];
var rowCount = 0;
for(var key in matrixValue) {
if(matrixValue[key] == value) rowCount++;
}
return rowCount;
}
Survey.FunctionFactory.Instance.register("rowsWithValue", rowsWithValue);
var json = {
questions: [
{
type: "matrix",
name: "quality",
title: "Please indicate if you agree or disagree with the following statements",
columns: [
{
value: "agree",
text: "Agree"
}, {
value: "disagree",
text: "Disagree"
}
],
rows: [
{
value: "affordable",
text: "Product is affordable"
}, {
value: "doeswhatitclaims",
text: "Product does what it claims"
}, {
value: "betterthanother",
text: "Product is better than other products on the market"
}, {
value: "easytouse",
text: "Product is easy to use"
}
]
},
{
type: "comment",
name: "disappointedComment",
title: "We are really sorry that our products doesn't suite your needs. Could provide us with some comments to help us imporove it?",
visibleIf: "rowsWithValue({quality}, 'disagree') >= 3"
},
{
type: "comment",
name: "approvedComment",
title: "Thank you for appreciating our product. Could provide us with some comments to make it event better?",
visibleIf: "rowsWithValue({quality}, 'agree') >= 3"
}
]
};
window.survey = new Survey.Model(json);
survey.onComplete.add(function(result) {
document.querySelector('#surveyResult').textContent =
"Result JSON:\n" + JSON.stringify(result.data, null, 3);
});
var app = new Vue({
el: '#surveyElement',
data:
{
survey: survey
}
});
<!DOCTYPE html>
<html lang="en">
<head>
<title>Example of using custom functions in an expression, Vue Survey Library Example</title>
<meta name="viewport" content="width=device-width" />
<script src="https://unpkg.com/vue/dist/vue.js"></script>
<script src="/DevBuilds/survey-vue/survey.vue.min.js"></script>
<link href="/DevBuilds/survey-knockout/modern.css" type="text/css" rel="stylesheet" />
<link rel="stylesheet" href="./index.css">
</head>
<body>
<div id="surveyElement" style="display:inline-block;width:100%;">
<survey :survey='survey' />
</div>
<div id="surveyResult"></div>
<script type="text/javascript" src="./index.js"></script>
</body>
</html>