如何复制< option>从一个< select>中选择到另一个? [英] How to copy <option> from one <select> to another?

问题描述

我正在使用这里的双面多选 http://www.stevefenton.co .uk/cmsfiles/assets/File/twosidemultiselect.html ，并且需要使用JQuery将右侧multiselect中的选定选项添加到另一个选择列表中.有人曾经做过此事，并且知道这样做的快速方法吗?

I am using the two sided multi select found here http://www.stevefenton.co.uk/cmsfiles/assets/File/twosidedmultiselect.html and need to add the selected options in the right hand multiselect to another select list with JQuery. Has anyone had to do this before and knows a quick way of doing this?

var selectedOptions = $("#myselect")[0].options;将获得这些选项，但是如何将这些选项写入另一个选择?

var selectedOptions = $("#myselect")[0].options; will get the options but how to write these to the other select?

推荐答案

var $options = $("#myselect > option").clone();

$('#secondSelectId').append($options);

实时演示

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