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HTML optgroup tag - W3Schools
Definition and Usage. The is used to group related options in a drop-down list. If you have a long list of options, groups of related options are easier to ...
Forms in HTML documents - World Wide Web Consortium
17.1 Introduction to forms. An HTML form is a section of a document containing normal content, markup, special elements called controls (checkboxes, radio buttons ...
Element Index | HTML5 Doctor
This is a quick reference of elements that are new or have been redefined in HTML5. For each element there is a short description, a link to the specification, and a ...
Style HTML form elements optgroup and option with CSS in ...
Last week's HTML/CSS post looked at stlying optgroup and options with Firefox and this post does the same but for Internet Explorer. This will be followed up with ...
html - Jquery get label of OPTGROUP of select option ...
I am trying to find the value of the optgroup label of currently selected option in a select control. below is some html to show what im trying to do. . I find that the usage of could be helpful in some cases.
4.10 Forms — HTML5
4.10.2 Categories. Mostly for historical reasons, elements in this section fall into several overlapping (but subtly different) categories in addition to the usual ...
Selectize.js
Selectize is a jQuery-based custom UI control. It's useful for tagging, contact lists, country selectors, and so on.