如何使用Bootstrap 3为嵌套的内联表单元素赋予宽度?

时间:2017-04-26 23:34:28

标签: html css twitter-bootstrap twitter-bootstrap-3

我对表单中列的宽度有一个奇怪的问题。我试图在表单组中嵌入一个form-inline类。我想我不仅尝试在Chrome的检查窗口中更改运行时的所有内容,还尝试在hereherehere给出的每个答案都没有取得好成绩

这是我的代码:

<form class="form-horizontal">

<fieldset>

.....

<div class="form-group">
    <label class="col-md-2 control-label">Tel. Celular</label>
    <div class="col-md-10">
        <div class="form-inline">
            <!-- <div class="form-group col-sm-4"> -->
                <label class="sr-only" for="cell_area_code">Cod. Area</label>
                <input type="text" class="form-control" id="cell_area_code" placeholder="Cod. Area">
            <!-- </div> -->
            <!-- <div class="form-group col-sm-8"> -->
                <label class="sr-only" for="cell_number">N&uacute;mero</label>
                <input type="text" class="form-control" id="cell_number" placeholder="N&uacute;mero">
            <!-- </div> -->
        </div>
    </div>
</div>

.....

</fieldset>

</form>

以及结果:enter image description here

为什么列不占宽度的100%?另外,如果我启用了这些评论的div,请参阅以下内容:enter image description here ......并且宽度没有差别......只是在&#34; form-group&#34;的负边距之前重叠...类。

发生了什么事?

提前致谢!!!

1 个答案:

答案 0 :(得分:1)

您的第三行应如下所示:

&#13;
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>


<div class="container">
  ...
  <div class="form-group">
    <label class="col-md-2 control-label">Tel. Celular</label>
    <div class="col-md-10">
      <div class="row">
        <div class="col-md-4">
          <div class="form-group">
            <label class="sr-only" for="cell_area_code">Cod. Area</label>
            <input type="text" class="form-control" id="cell_area_code" placeholder="Cod. Area" />
          </div>
        </div>
        <div class="col-md-8">
          <div class="form-group">
            <label class="sr-only" for="cell_number">N&uacute;mero</label>
            <input type="text" class="form-control" id="cell_number" placeholder="N&uacute;mero">
          </div>
        </div>
      </div>
    </div>
  </div>
  ...
</div>
&#13;
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