i want to make multi level dropdown menu using select and option method
<select>
<option value="" data-display-text="Select">None</option>
<option value="oranges">SSC</option>
<option value="oranges">GATE</option>
<option value="bananas">BANK PO</option>
<option value="bananas">RAILWAY</option>
</select>
As far as I understand from your "multi level dropdown" concept, you can make a simple dropdown and just move some elements with CSS. Category name is stored in optgroup.
<select name="select_projects" id="select_projects">
<option value="">project.xml</option>
<optgroup label="client1">
<option value="">project2.xml</option>
</optgroup>
<optgroup label="client2">
<option value="">project5.xml</option>
<option value="">project6.xml</option>
<optgroup label="client2_a">
<option value="" style="margin-left:23px;">project7.xml</option>
<option value="" style="margin-left:23px;">project8.xml</option>
</optgroup>
<option value="">project3.xml</option>
<option value="">project4.xml</option>
</optgroup>
<option value="">project0.xml</option>
<option value="">project1.xml</option>
</select>
Update:
Or if you are trying to make a "chain" of dropdowns like you have in start menu in Windows, that is the easiest way to do it:
https://jqueryui.com/menu/
You can't make multiple levels with the select
element.
In this case you would create a custom component with the capability to display something like 'hierarchic'.
Or use the trick like this:
<select> <option>select me</option> <option> me indented</option> <option> even more indentation</option> </select>
If you want to use ONE select you could use <optgroup/>
. See example. Note: it's not very multi-level, but it allows for some kind of relevant grouping.
<select> <option value="" selected="selected">Select an option...</option> <optgroup label="SSC"> <option value="oranges1">some option</option> <option value="oranges2">some option</option> <option value="oranges3">some option</option> </optgroup> <optgroup label="GATE"> <option value="bananas1">some option</option> <option value="bananas2">some option</option> <option value="bananas3">some option</option> </optgroup> <optgroup label="BANK PO"> <option value="apples1">some option</option> <option value="apples2">some option</option> <option value="apples3">some option</option> </optgroup> <optgroup label="RAILWAY"> <option value="grapes1">some option</option> <option value="grapes2">some option</option> <option value="grapes3">some option</option> </optgroup> </select>
You can't make multiple levels with the select element.
Any ways, if its any help, there's
<select>
<optgroup label="Swedish Cars">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
</optgroup>
<optgroup label="German Cars">
<option value="mercedes">Mercedes</option>
<option value="audi">Audi</option>
</optgroup>
</select>
Maybe this can insprire you even if not totally correctly interpreted by editors.
<div class="col-2 search-filter">
<select id="searchByYear" multiple="multiple" ng-model="varYear.value">
<option value="2023">2023
<option value="2023-H1">H1</option>
<option value="2023-H2">H2</option>
</option>
<option value="2022">2022
<option value="2022-H1">H1</option>
<option value="2022-H2">H2</option>
</option>
<option value="2021">2021
<option value="2021-H1">H1</option>
<option value="2021-H2">H2</option>
</option>
<option value="2020">2020
<option value="2020-H1">H1</option>
<option value="2020-H2">H2</option>
</option>
<option value="2019">2019
<option value="2019-H1" >H1</option>
<option value="2019-H2" >H2</option>
</option>
</select>
</div>
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