Created
March 31, 2012 19:41
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Filter option elements by optgroup based on value of a second select element
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| $.fn.filterGroups = function( options ) { | |
| var settings = $.extend( {}, options); | |
| return this.each(function(){ | |
| var $select = $(this); | |
| // Clone the optgroups to data, then remove them from dom | |
| $select.data('fg-original-groups', $select.find('optgroup').clone()).children('optgroup').remove(); | |
| $(settings.groupSelector).change(function(){ | |
| var $this = $(this); | |
| var optgroup_label = $this.val().toUpperCase(); | |
| var $optgroup = $select.data('fg-original-groups').filter('optgroup[label=' + optgroup_label + ']').clone(); | |
| $select.children('optgroup').remove(); | |
| $select.append($optgroup); | |
| }).change(); | |
| }); | |
| }; |
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| <html> | |
| <head> | |
| <script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> | |
| </head> | |
| <body> | |
| <div> | |
| <select name="test1" id="test1"> | |
| <option value="abc">abc</option> | |
| <option value="def" selected="selected">def</option> | |
| <option value="ghi">ghi</option> | |
| <option value="jkl">jkl</option> | |
| </select> | |
| <select name="test2" id="test2"> | |
| <optgroup label="abc"> | |
| <option value="skldjaskld">asdasd</option> | |
| <option value="skldjaskld">adasd</option> | |
| <option value="skldjaskld">asdasdasdas</option> | |
| </optgroup> | |
| <optgroup label="def"> | |
| <option value="skldjaskld">;'wdjq;iwljq</option> | |
| <option value="skldjaskld">ljkhlduaskjdh als</option> | |
| <option value="skldjaskld">sjkldhakjs dkasd</option> | |
| </optgroup> | |
| <optgroup label="ghi"> | |
| <option value="skldjaskld">wqe</option> | |
| <option value="skldjaskld">weqwew</option> | |
| </optgroup> | |
| <optgroup label="jkl"> | |
| <option value="skldjaskld">weqwe</option> | |
| <option value="skldjaskld">wwww</option> | |
| </optgroup> | |
| </select> | |
| </div> | |
| </body> | |
| <script> | |
| $(function() { | |
| $('#test2').filterGroups({groupSelector: '#test1', }); | |
| }); | |
| </script> | |
| </html> |
Thanks 👍
It save me the time to write it myself, as said above, works nicely if you remove the toUpperCase
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Nice, thank you! Please remove the "toUpperCase()" - it prevents your code from working...