Journal Add Selected Option For Free

HTML <option> data-* Attribute A data-* attribute on an <option> tag attaches additional data to the option item. To create a custom attribute, replace * with a lowercase string, such as data-id , data-status , or data-location .

How to add selected attribute to option using JavaScript Store the select element to a variable named myVariable using the document. ... myVariable will return all the options of the select element as a NodeList. Select a specific option using it's indexing number.

The HTMLSelectElement type represents the <select> element. It has the add() method that dynamically adds an option to the <select> element and the remove() method that removes an option from the <select> element: add(option,existingOption) ? adds a new <option> element to the <select> before an existing option.

New options can be added to a Select2 control programmatically by creating a new Javascript Option object and appending it to the control: var data = { id: 1, text: 'Barn owl' }; var newOption = new Option(data.text, data.id, false, false); $('#mySelect2').append(newOption).trigger('change');

Using the value Property The value property on the selected element that specifies the list can be used to determine the value of the selected element. This property returns a string corresponding to the value attribute of the list's "option" element. Nothing will be returned if no option is chosen.

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.

Set value of a drop-down list with JavaScript/jQuery Using jQuery. The jQuery's . val() method allows setting the value of a dropdown. JS. HTML. Using JavaScript. In pure JavaScript, you can use the selectedIndex property which reflects the index of the selected <option> element. JS. HTML.