Store Dropdown Permit For Free

The value of the selected element can be found by using the value property on the selected element that defines the list. This property returns a string representing the value attribute of the <option> element in the list. If no option is selected then nothing will be returned.

To select multiple items, the user has to hold down the shift or ctrl key, then select with the mouse. That's not all you can do with the select and <option> tags. You can also make a multi-layer select box with the <optgroup> element inside a <select> tag.

Assuming plain javascript, try the following in a script placed after the dropdown: const mySel = document.getElementById("theIDofYourSelect"); mySel.addEventListener("change",function() { localStorage.setItem("selValue",this.value); // save it. }); let val = localStorage.getItem("selValue");

How to Create a DropDownList in ASP.NET? Create a new form by specifying its name. Initially, the web form is empty. Click on the toolbox section on the left and drag a DropDownList item from the menu to the web form. To add items to the list, navigate to the properties window and add items to the list.

HTML Form Elements TagDescription<select>Defines a drop-down list<optgroup>Defines a group of related options in a drop-down list<option>Defines an option in a drop-down list<button>Defines a clickable button8 more rows

Syntax DOM events. The first solution is to use DOM events to call an event handler. ... Adding a placeholder ?title? option. Due to the behavior of event handlers with the select menu, a common solution is to use a placeholder element as the first option. ... Using a form. The third option is to use a Form.

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.