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It is given an id attribute to enable it to be associated with a <label> for accessibility purposes, as well as a name attribute to represent the name of the associated data point submitted to the server. Each menu option is defined by an <option> element nested inside the <select> .

Getting the selected ID using the selectedIndex and options properties # The options property returns an HTMLOptionsCollection , an array-like collection of options for a select element. You can pair it with the selectedIndex property to get the selected option . Then, you can use the id property to get its ID.

The id selector uses the id attribute of an HTML element to select a specific element. The id of an element is unique within a page, so the id selector is used to select one unique element! To select an element with a specific id, write a hash (#) character, followed by the id of the element.

Yes, you can use the HTML select element without a form. However, without a form, the selected option's value will not be sent to a server when the user makes a selection. The select element can still be useful without a form for creating a dropdown list for navigation or for other interactive features on a webpage.

Set a selected option using selected property. Here we will be using selected property binding on each option, to set the selected option based on the condition. Here we directly set the selected attribute on each option element based on a comparison with the selectedValue property in our component.

You can include a selected attribute on an <option> element to make it selected by default when the page first loads. A <select> element is represented in JavaScript by an HTMLSelectElement object, and this object has a value property which contains the value of the selected <option> .

Setting a select element's value using its value property does not trigger the ?change? event on the select element, like the jQuery . val() method. To manually call the ?change? event using vanilla JavaScript, you can use the dispatchEvent() method to send a ?change? Event object to the select element.

To set a JavaScript attribute, you need to use the setAttribute() method. The setAttribute() method accepts two parameters, an attribute and its value. The attribute should be provided as a string and its value can be provided as a string, number, boolean, or any other type.

Algorithm STEP 1 ? Create a select tag with multiple options and assign an id to the select tag. STEP 2 ? Also, create an empty DOM with an id to display the output. STEP 3 ? Let there be a button element for the user to click and see the option selected. STEP 4 ? Let the user select an option from the dropdown list.