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v 1.9.51

Full Name component


  name: "fullname",
  title: "Full Name",
  elementsJSON: [
      type: "text",
      name: "firstName",
      title: "First Name",
      isRequired: true,
      minWidth: 200
      type: "text",
      name: "lastName",
      title: "Last Name",
      isRequired: true,
      minWidth: 200,
      startWithNewLine: false,
    //Adding new middle name question
      type: "text",
      name: "middleName",
      title: "Middle Name",
      startWithNewLine: false,
      //Initially makes middle name invisible
      visible: false,
  //SurveyJS calls this function one time on registing component, after creating "fullname" class.
  onInit() {
    //SurveyJS will create a new class "fullname". We can add properties for this class onInit()
    Survey.Serializer.addProperty("fullname", {
      name: "showMiddleName:boolean",
      default: false,
      category: "general",
  //SurveyJS calls this function after creating new question and loading it's properties from JSON
  //It calls in runtime and at design-time (after loading from JSON) and pass the current component/root question as parameter
  onLoaded(question) {
  //SurveyJS calls this on a property change in the component/root question
  //It has three parameters that are self explained
  onPropertyChanged(question, propertyName, newValue) {
    if (propertyName == "showMiddleName") {
  //The custom function that used in onLoaded and onPropertyChanged functions
  changeMiddleVisibility(question) {
    //get middle question from the content panel
    let middle = question.contentPanel.getQuestionByName("middleName");
    if (!!middle) {
      //Set visible property based on component/root question showMiddleName property
      middle.visible = question.showMiddleName === true;

const options = { questionTypes : ["text", "checkbox", "radiogroup", "dropdown"] };            
                var creator = new SurveyCreator.SurveyCreator(options);
                        <SurveyCreator.SurveyCreatorComponent creator={creator} />
creator.JSON = {
    elements: [
            type: "fullname",
            name: "question1"
//Select the order table component
creator.selectedElement = creator.survey.getAllQuestions()[0];
//Show property grid
<!DOCTYPE html>
<html lang="en">
    <title>Full Name component, Survey Creator Example</title>
<meta name="viewport" content="width=device-width" />
    <script src=""></script>
    <script src=""></script>
    <script src=""></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" />
    <script src="" type="text/javascript" charset="utf-8"></script>
    <script src="" type="text/javascript" charset="utf-8"></script>
    <!-- Uncomment to enable Select2
    <script src=""></script>
    <link href="" rel="stylesheet" />
    <script src=""></script>
        <script src="/DevBuilds/survey-creator-core/survey-creator-core.min.js"></script>
        <link href="/DevBuilds/survey-creator-core/survey-creator-core.min.css" type="text/css" rel="stylesheet" />
        <script src="/DevBuilds/survey-creator-core/survey-creator-core.i18n.min.js"></script>
        <script src="/DevBuilds/survey-creator-react/survey-creator-react.min.js"></script>
            :root {
                --tab-min-height: 600px;
    <link rel="stylesheet" href="./index.css">

<body style="margin: 0">
<div id="surveyContainer">
            <div id="creatorElement" style="height: 100vh;"></div>

<script type="text/babel" src="./index.js"></script>