引導，選擇下拉得到另一個下拉隱藏

爲什麼第一個下拉菜單中的某些部分由下面的另一個下拉菜單，在下面的例子中得到隱藏：引導，選擇下拉得到另一個下拉隱藏

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<html lang="en"> 
    <head> 
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    <title>MarkerDB</title> 

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    <link href="http://getbootstrap.com/examples/non-responsive/non-responsive.css" rel="stylesheet"> 
    </head> 


    <body> 

    <div class="container"> 
     <form class="form-inline" action="/between/" method="get"> 
      <div class="input-group"> 
      <span class="input-group-addon">TestA</span> 
       <select name="tests" class="selectpicker form-control" data-live-search="true" title="Plese select a test ..."> 

        <option selected value="1">Test1</option> 

        <option selected value="2">Test2</option> 

       </select> 
       <span class="input-group-btn"> 
       <button class="btn btn-default" type="submit">Search!</button> 
       </span> 
      </div> 
     </form> 

     <hr> 

     <form class="form-horizontal" action="/compare/" method="get" role="form"> 
     <div class="input-group"> 
      <span class="input-group-addon">TestB:</span> 
      <select name='cultnames' class="selectpicker show-menu-arrow form-control" multiple data-max-options="2" data-live-search="true"> 

       <option value="Test3">Test3</option>   
       <option value="Test4">Test4</option> 

      </select> 
      <span class="input-group-btn"> 
       <button class="btn btn-default" type="submit">Search!</button> 
      </span> 
      </div> 
     </form> 
     <hr> 

    <HR> 

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    <script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.6.2/js/bootstrap-select.min.js"></script> 
    <script> 
     $('.selectpicker').selectpicker(); 
    </script> 
    </body> 
</html>

來源

2014-09-29 user977828

你能解釋一下什麼是被隱藏？選擇框在打開時疊加在下面的輸入元素上是正常行爲。 – 2014-09-30 07:32:30

如果您z-index:0在input-group在第二種形式，它工作正常。

... 
<form class="form-horizontal" action="/compare/" method="get" role="form"> 
     <div class="input-group" style="z-index:0;"> 
    ...

http://jsfiddle.net/kme2j8ma/

來源

2014-09-29 13:50:33 Dmitry

引導，選擇下拉得到另一個下拉隱藏

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