This example will show you how to use dateBox in Google Apps Script (GAS)

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Example Demo:

function doGet() {

  var app = UiApp.createApplication();

  

  //Create a penel which will hold all the elements

  var panel = app.createVerticalPanel();

  

  //CreateLabels as indicator for dates

  var dateLabel1 = app.createLabel('Date1');

  var dateLabel2 = app.createLabel('Date2');

  

  //Create dateboxes for dates  

  var dateBox1 = app.createDateBox().setId('date1');

  var dateBox2 = app.createDateBox().setId('date2');

  

  //Create a button

  var button = app.createButton('Submit');

  

  //Create a label which will initially be hidden, it will hold the date 

  //values which will be visible after submit

  var dateInfo1 = app.createLabel().setId('dateInfo1').setVisible(false);

  var dateInfo2 = app.createLabel().setId('dateInfo2').setVisible(false);

  

  //createHandler which will show the selected dates.

  var handler = app.createServerClickHandler('showDates');

  handler.addCallbackElement(panel);

  

  //Add this handler to the button

  button.addClickHandler(handler);

  

  //Add all the UI elements to the panel

  panel.add(dateLabel1)

    .add(dateBox1)

    .add(dateLabel2)

    .add(dateBox2)

    .add(button)

    .add(dateInfo1)

    .add(dateInfo2);

  

  //Add the panel to the application

  app.add(panel);

  return app; 

}

//this function will show the dates

function showDates(e){

  

  //get the active aplication

  var app = UiApp.getActiveApplication();

  

  //set the dateInfo labels visible, also make the text as selected dates

  app.getElementById('dateInfo1').setVisible(true).setText(e.parameter.date1.toString());

  app.getElementById('dateInfo2').setVisible(true).setText(e.parameter.date2.toString());

  

  return app;

}

Keywords: GAS Date Picker, Date calendar, Google Apps script DatePicker