optgroup

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How to get the optgroup for a multiselect in jQuery?

I am using a multiselect with options grouped together. <select title=\"Fruits\" multiple=\"multiple\" id=\"fruits\" name=\"fruits[]\">[详细]

2023-01-29 05:36 分类：问答
WPF ComboBox "option group (optGroup)" type behaviour

I want to have a wpf combobox th开发者_开发知识库at displays the dropdown list box with the options grouped under a heading like the <optgroup> behaviour in html. Has anyone seem something like[详细]

2023-01-12 10:50 分类：问答
jQuery: Easy way to quick select a whole optgroup in select box

I use a jQuery function similar to the one in this thread: Easy way to quick select a whole optgroup in select box[详细]

2023-01-11 11:08 分类：问答
Check if optgroup by id/label exists in jquery?

I have a dropdown, and in another process add optgroups/options to that dropdown, and that part works fine.[详细]

2023-01-08 12:45 分类：问答
How to make optgroup label selectable in Rails form?

I have created the following select using the option_groups_from_collection_for_select form helper in Rails as part of a search feature.[详细]

2023-01-02 20:41 分类：问答
How to hide optgroup/option elements?

Is there a way to hide option or optgroup HTML elements? I\'ve tried calling hide() in jQuery, and also using regular Javascript to set style.display=\'none\'.[详细]

2022-12-28 06:48 分类：问答
<optgroup label='-------'></optgroup> gives xhtml validation error

Error: End tag for \'optgroup\' which is not finished. You have probably failed to include a required child element. Hence the parent element is \"not finished\",[详细]

2022-12-22 01:42 分类：问答
some jQuery/javascript help. Add items to optgroup

I have an array called tmp var tmp = [\"05\", \"13\", \"27\"]; if an option value is equal to a value within tmp, I want to add that option to a particular optgroup, else add it to the other optgrou[详细]

2022-12-08 06:05 分类：问答