check if select has options jquery

The prop() method provides a way to get property values for jQuery 1.6 versions, while the attr() method retrieves the values of attributes. The checked is a boolean attribute meaning that the corresponding property is true if the attribute is present, even if the attribute has no value or is set to empty string value or "false". To clear all the options from the select use jQuery’s remove() function: $('#example option').remove() Adding new options and getting the currently selected value. The plugin is hosted on SourceForge. Q&A for Work. That way, only elements that actually have that attribute would be selected. It is just an example and it might help in some scenarios. < option value = "5" > Prof If you wanted to get the string "Mr" if the first option was selected (instead of just "1") you would do that in the following way: Attributes vs Properties¶. This is mostly used together with another selector to select the elements containing the text in a group (like in the example above). In the above code snippet click event handler has been attached to the HTML input button with ID demo.When the button is clicked we check whether the selectedIndex of the HTML SELECT Dropdown is 0 or -1. We could simply select elements via jQuery with an attribute selector (having the syntax, [attribute="value"]). This is optional. The Dropdown CheckList jQuery widget transforms a regular element. Teams. alert( $('#example option').length ) Clear the existing options in a select with jQuery. The idea is to select a default value from the list of options in the