Show/Hide rows in matrix dropdown question
Survey.StylesManager.applyTheme("defaultV2");
//add barrating type into matrix columns (run-time)
Survey.matrixDropdownColumnTypes.barrating = {
onCellQuestionUpdate: function(cellQuestion, column, question, data) {
Survey.matrixDropdownColumnTypes.dropdown.onCellQuestionUpdate(cellQuestion, column, question, data);
}
};
var json = {
"elements": [
{
"type": "checkbox",
"name": "car",
"title": "Which cars have you been driven?",
"isRequired": true,
"colCount": 4,
"choicesOrder": "asc",
"choices": [
"Audi",
"BMW",
"Citroen",
"Ford",
"Mercedes-Benz",
"Nissan",
"Peugeot",
"Tesla",
"Toyota",
"Vauxhall",
"Volkswagen"
]
},
{
"type": "matrixdropdown",
"name": "carrating",
"isRequired": true,
"visibleIf": "{car.length} > 0",
"title": "Please rate these car(s)?",
"rowsVisibleIf": "{car} contains {item}",
"cellType": "barrating",
"choices": [ 1, 2, 3, 4, 5 ],
"columns": [
{
"name": "Style",
"isRequired": true
},
{
"name": "Performance",
"isRequired": true
},
{
"name": "Comfort",
"isRequired": true
},
{
"name": "Quality",
"isRequired": true
},
{
"name": "Safety",
"isRequired": true
},
{
"name": "Features",
"isRequired": true
}
],
"rows": [
"Audi",
"BMW",
"Citroen",
"Ford",
"Mercedes-Benz",
"Nissan",
"Peugeot",
"Tesla",
"Toyota",
"Vauxhall",
"Volkswagen"
]
}
]
};
;
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"));
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<head>
<title>Show/Hide rows in matrix dropdown question, Reactjs Survey Library Example</title>
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You may use expression properties:
- choicesVisibleIf in radio group, checkbox and dropdown questions.
- columnsVisibleIf and rowsVisibleIf in matrix question
- and rowsVisibleIf in matrix dropdown question
The following expression below means: the item is shown if, the same value is checked in the {car} question and it is not selected in the {bestcar} question.
{car} contains {item} and {item}!= {bestcar}