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7 sty 2015 · You have to iterate over the option elements and group them based on their contents. Using jQuery makes it way easier than just pure DOM API: http://jsfiddle.net/kpykoahe/2/. $(document).ready(() => {. const $cont = $('select'); $('option').each((idx, el) => {. const $el = $(el); if ($el.text().startsWith('item')) {.
4 lut 2015 · var $statusDisabled = jQuery(disabledHtml); //some code to add "selected" properties. ... //finally add to select. $selectStatus.append($statusEnabled, $statusDisabled); This produces a select with ON/OFF as the options. Now I want to add an optgroup along with some values I've got stored in an array.
Definition and Usage. The <optgroup> tag is used to group related options in a <select> element (drop-down list). If you have a long list of options, groups of related options are easier to handle for a user.
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18 cze 2022 · Use optgroup for logical grouping: This is the preferred way of handling our problem within the front end code. Note: Even if back end does not provide a REST API, it could inject an additional attribute to option tag (logical group) using template tags.
The following tutorial shows you how to do "jQuery Set a select by option value with optgroups". The result is illustrated in the iframe. You can check the full source code and open it in another tab using the links.
The OptionGroup object represents an HTML <optgroup> element. Access an OptionGroup Object. You can access an <optgroup> element by using getElementById():
