実際のところ
var htmlOutput = HtmlService .createHtmlOutput('<p>A change of speed, a change of style...</p>') .setWidth(250) .setHeight(300); SpreadsheetApp.getUi().showModelessDialog(htmlOutput, 'My add-on');
var htmlOutput = HtmlService .createHtmlOutput('<p>A change of speed, a change of style...</p>') .setWidth(250) .setHeight(300); SpreadsheetApp.getUi().showModelessDialog(htmlOutput, 'My add-on');