Examples might be simplified to improve reading and learning. An old-fashioned approach uses an option constructor and array syntax. Take a look at the custom JavaScript function that I wrote: The JavaScript function above takes in two parameters. To display the selected option in a dropdown list with JavaScript, you can try to run the following code. There are some ways to create an option dynamically and add it to a select box in JavaScript. 2. Both select and options objects provide add and remove methods. var select = document.getElementById("example-select"); select.options[select.options.length] = new Option('Text 1', 'Value1'); Adding options from an array. A drop box list. server when the form is submitted). The selectedIndex is -1 if no option is selected. Hopefully, the above examples solved your problem! In this scenario, you can use the following JQuery snippet: In the code above, we changed our select element by using the val method. In a Javascript combobox you can set a selected value as you wish. Option Object Properties. And that’s it! Development / Customization / SDK Microsoft Dynamics CRM 2016 The elements are sorted according to the source code of the page. We set it to 3 because the Ireland option in our list has a value attribute of 3. In this example, I am going to use vanilla JavaScript. The list of selected options is an HTMLCollection object with one entry per currently selected option. However, you can also use the prop method: In some cases, your value attributes might differ from the text of each option. Alert the value of the selected option in a drop-down list: var x = document.getElementById("mySelect").selectedIndex; alert(document.getElementsByTagName("option")[x].value); Stack Overflow em Português é um site de perguntas e respostas para programadores profissionais e entusiastas. Method Description [index]Returns the tags is what the browsers will display in a drop-down list. The selectedIndex property sets or returns the index of the selected value in a drop-down list. Get option value : The value attribute specifies the value to be sent to a server when a form is submitted.. option [i].text) to get the text of option element. Hide results. Property. Approach 1: First, select the options by JavaScript selector, Use value Property (eg. for the associated dropdown list. Note: Returns null if the index number is out of range [add(option[,index])]Adds an