You can choose a value from a dropdown in two ways. The HTML select element option can easily set selected using jQuery - $ (selector).val (option-value);. When we have the option value, so use the CSS Attribute selector, and .attr () JavaScript $ ( <selector> ).find ( 'option [value="<required-value>"]' ).attr ( 'selected', 'selected') To fetch the index (position of the option in DOM tree) of an option by its value, use: idx = $ ( <selector> ).find ( 'option [value="<required-value>"]' ).index () But this is the way to get the selected value of a dropdown list: document.getElementById('dropdown').value. Your email address will not be published. Submit the selected option. How to read and write variables in ini file with VBscript. By clicking the option, the user extracts the associated value in the pop-up window of the web browser. Your email address will not be published. It adds search features and allows to add an image with options. . Same Arabic phrase encoding into two different urls, why? The first two methods that I have shared in the beginning are more popular among developers, since its more dynamic and you do not have to hardcode the SELECT elements id. The selection.options returns an array. Can anyone give me a rationale for working in academia in developing countries? Read Also: HTML Interview Questions and Answers. Syntax: Set index: selectObject.selectedIndex = number Return index: selectObject.selectedIndex Note: Integer number is used for Index at the value place. But this is the way to get the selected value of a dropdown list: document.getElementById ('dropdown').value - Avi Y Apr 8, 2012 at 7:44 To add to Avi Y's comment, selectedIndex of 2 is the 3rd item in the list, since the index starts at 0. Required fields are marked *. all_options is the array of all available options for the dropdown list. . my_option, all_options, and dropdown_id my_option is the value that we want to be selected as default. Elemental Novel where boy discovers he can talk to the 4 different elements. But this does not directly work with the Select2 dropdown element. How to change DropDownList Selected value in Javascript? Set dropdown value based on what is selected in another dropdown using Javascript, Set selectedvalue for a dropdownlist using Javascript, How to set selected value in dropdown through javascript [duplicate], How to set selected value of a dropdownlist in JavaScript. What would Betelgeuse look like from Earth if it was at the edge of the Solar System. In this case it will be set to POST. $(document).ready(function() { $("#gate option[value='Gateway 2']").prop('selected', true); // you need to specify id of combo to set right combo, if more than one . var _data = {}; How to Change an HTML Selected Option Using JavaScript? Make sure you provide a valid email address, Reset (Clear) DropDownList selection (selected value) using JavaScript and jQuery, DropDownList_Reset_Clear_Selection_JavaScript_jQuery.zip, Advertising campaigns or links to other sites. success: function (data) { //Your code $ ("#ddlChannel").val (1); } @Satpal If i select anyone of drop-down value all of my dropdown values inserted into the We have commonly used code blocks for major test automation tools to setup your test automation quicker. Generally, while using various APIs and in some complex forms, we need to dynamically set Selected value of dropdown list using JavaScript. Example 1: This example uses val () function to set the option corresponding to the passed value. Get selected value in dropdown list using JavaScript. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. default value for select menuitems. Not the answer you're looking for? How to select dropdown value by index using javascript, Example code - How to Select a dropdown value using javascript. Use Git or . In this. inside the opening and closing tag is shown as a fallback in browsers. Also, setting the index to -1, clears the dropdown of any text. JavaScript Function To Set DropDownList Selected Value Following is the function for JavaScript that will return the selected value or text from the dropdown list: <script type="text/javascript"> function setSubjectUsingJavaScript() { //get dropdownlist object var myDropDown = document.getElementById("ddlSubject"); Solution 1 SelectListItem [ ^] has property Selected.set it for the right item and it will be the selected one. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Inside this event handler, the SelectedIndex property of the DropDownList is set to 0 (First Item). By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. my_menu is the id of our select option where we want to select the default value. AutoPostBack is set to false. Web developer specializing in React, Vue, and front end development. Dynamically generated select option dropdown menu using JavaScript Step 1: We will get all necessary data of both dropdown listings on page load and store it into a variable. Thanks for contributing an answer to Stack Overflow! A dropdown list is utilized to get the selected value by clicking the options in JavaScript. Stack Overflow for Teams is moving to its own domain! This site makes use of Cookies. above code has been tested in the following browsers. <select id="ddlFruits" style="width: 150px;"> <option value="0">Please select</option> We will now go through each of the mentioned approaches one by one! How to auto-select the value of a dropdown using jQuery?, Set selected value for DropDownListFor with jquery, How to populate a cascading Dropdown with JQuery, Populate dropdown list dynamically using jquery . User-1384546823 posted from this way u can find selected value of dropdown var e = document.getElementById ("ddlViewBy"); var strUser = e.options [e.selectedIndex].value; and from this way u can set value of dropdown e.options [e.selectedIndex].value = strUser; Monday, June 20, 2011 4:25 AM 0 Sign in to vote User-768391503 posted We can do some more modifications to the above function for some more advancements. Example 1 :- Set selected value of dropdown in jquery by id Example 2 :- Set selected value of dropdown in jquery by Name Example 3 :- Set selected value of dropdown in jquery by Class While for capturing the Gender value, a DropDownList with three options is created using the Html.DropDownListFor function. Displaying value selected by the user from a dropdown 1. How to Retrieve the Text of the Selected option Element in a select Element with JavaScript? create dropdown in javascript and get value. browser logos displayed above are property of their respective owners. How do I replace all occurrences of a string in JavaScript? Your email address will not be published. Javascript SQL server database connection example, Javascript MSSQL Database Connection Example, How to read MongoDB document in java | Connect to MongoDB server, How to perform API Testing with REST-assured | Rest Assured API Testing with Example, PageFactory in Selenium Page object model, Page object model (POM) using By Class in Selenium, Create Object Repository in Selenium using Properties file, Use ExecuteScript to run JavaScript With Selenium, Outlook automation Using VBScript-Automatic Email Sender, Parallel execution in Selenium using Jenkins, How to read console output in Jenkins pipeline, How to read excel file using Java Apache POI, Selenium Wait Commands Complete guide 4 types of wait. Next, we spread the dd.options which has the option elements in the select drop down into an array. Why the difference between double and electric bass fingering? const element = document. In this tutorial, I show how you can dynamically set an option selected in Select2 with jQuery. get value of selected item in html dropdown menu using javascript. Do trains travel at lower speed to establish time buffer for possible delays? Required fields are marked *. how to change the selected value in javascript and get the selected value in codebehind page? A code repository dedicated to Test Automation tools. the form will receive a key-value pair with the format: name: value after form submission. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. To remove the selection, set the value to an empty string. Speeding software innovation with low-code/no-code tools, Tips and tricks for succeeding as a developer emigrating to Japan (Ep. Which one of these transformer RMS equations is correct? Method 1: Using the value property: Using the jQuery change () method; you can set the selected value of dropdown in jquery by using id, name, class, and tag with selected html elements; see the following example for that: Example 1 :- Set selected value of dropdown in jquery by id Example 2 :- Set selected value of dropdown in jquery by Name Prior to the destruction of the Temple how did a Jew become either a Pharisee or a Sadducee? The idea is to iterate over all dropdown options using the forof statement and collect values of all the <option> elements having the selected attribute. The JavaScript app will consist of the following functionalities: React JS Dropdown with Search and Multi-select Allow users to select an option from the dropdown. Here is the HTML for the examples in this article. Used Function: val () function: It sets or returns the value attribute of the selected elements. then what to do??? Input Element You can pass props (specially data attributes) to input by including an input element in children. How can I validate an email address in JavaScript? Theres also a Submit Button at the end of the . Meanwhile, You can also do this: ' Populate a SELECT element dynamically with JSON data using Ajax and see if you can extract the selected value. Single item selector with text box input List-related properties in react Set the max height of the Dropdown. At errorsea we try to provide solutions for some unpredictable or unwanted bugs and errors . How to Get the Text of the Selected Option Using Vue.js. Here we have commonly used webpage-based operations on elements using javascript functions such as select a dropdown, set date picker, select radio, set checkbox, etc. Can we consider the Stack Exchange Q & A process to be research? I hope now you have a complete understanding of how to set selected value of dropdown in javascript. There are several ways in JavaScript to return the selected values in a multi-select dropdown. all_options is the array of all available options for the dropdown list. Thank you for the feedback. to set textToFind to the text we want to find. To add to Avi Y's comment, selectedIndex of 2 is the 3rd item in the list, since the index starts at 0. Explanation Here, we have created a JavaScript function named select_default () In this function, we have passed three parameters. Can an indoor camera be placed in the eave of a house and continue to function? no default value for html select. Why would an Airbnb host ask me to cancel my request to book their Airbnb, instead of declining that request themselves? I can do it by selectedvalue property but i want to do it by selected item not by selected value because my datatextfield and datavaluefield are different.Please help in this What I have tried: ddlcompany.selectedValue=session[ " companyname" ].ToString(); this works but I want it by selected item property default values in select html. It will return undefined if it is called on an empty set. I am not sure what you mean by 'code behind page'. You need to put the below code into the head section of index.html file. pass a default value in selectbox. but when your page gets postback the value will be changed to which was set by the pageload. And here . Get value of the selected option and display it on the screen. Save my name, email, and website in this browser for the next time I comment. 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