学习使用bootstarp基本控件（table、form、button）_javascript技巧

bootstrap为我们定义了简洁易用的样式，我们只需要很少的样式指定，就可以完成简约优雅的页面展示。
本篇主要介绍以下几个基本控件：
1. table
2. form
3. button

1. 表格（table）依旧使用<table><thead><tbody><tr><th><td>来表现表格。有如下的类来控制table的属性， table样式默认会占满父容器

 <div class="container">    <div class="row">      <div class="col-md-8 col-md-offset-2">        <table class="table table-bordered table-striped table-hover">      <tr>        <th>标题一</th>        <th>标题二</th>        <th>标题三</th>      </tr>      <tr>        <td>1</td>        <td>2</td>        <td>3</td>      </tr>      <tr>        <td>4</td>        <td>5</td>        <td>6</td>      </tr>    </table>      </div>    </div>  </div>

将任何.table包裹在.table-responsive中即可创建响应式表格，其会在小屏幕设备上（小于768px）水平滚动。当屏幕大768px宽度时，水平滚动条消失。

2. 表单form, 有如个几种样式定义

lable与控件要用form-group类型的div包起来，默认表单如下

 <div class="container">    <form>      <div class="form-group">        <label for="exampleInputEmail1">Email address</label>        <input type="email" class="form-control" id="exampleInputEmail1"          placeholder="Enter email">      </div>      <div class="form-group">        <label for="exampleInputPassword1">Password</label>        <input type="password" class="form-control"          id="exampleInputPassword1" placeholder="Password">      </div>      <div class="checkbox">        <label> <input type="checkbox"> Check me out        </label>      </div>      <button type="submit" class="btn btn-default">Submit</button>    </form>  </div>

内联表单，为label指定sr-only类别，可隐藏掉标签，但必须不可省略lable.

  <div class="container">    <form class="form-inline">      <div class="form-group">        <label for="exampleInputEmail1" class="sr-only">Email address</label>        <input type="email" class="form-control" id="exampleInputEmail1"          placeholder="Enter email">      </div>      <div class="form-group">        <label for="exampleInputPassword1">Password</label>        <input type="password" class="form-control"          id="exampleInputPassword1" placeholder="Password">      </div>      <div class="checkbox">        <label> <input type="checkbox"> Check me out        </label>      </div>      <button type="submit" class="btn btn-default">Submit</button>    </form>  </div>

水平类型的表单，要为lable与标签组指定长度，采用栅格系统的布局方式。 label右对齐，标签组左对齐。

 <div class="container">    <form class="form-horizontal">      <div class="form-group">          <label for="exampleInputEmail1" class="col-md-2 control-label">Email            address</label>        <div class="col-md-8">          <input type="email" class="form-control" id="exampleInputEmail1"            placeholder="Enter email">        </div>      </div>      <div class="form-group" >          <label for="exampleInputPassword1" class="col-md-2 control-label">Password</label>        <div class="col-md-8">          <input type="password" class="form-control"            id="exampleInputPassword1" placeholder="Password">        </div>      </div>      <div class="checkbox col-md-offset-2">        <label> <input type="checkbox"> Check me out        </label>      </div>      <button type="submit" class="btn btn-default col-md-offset-2">Submit</button>    </form>  </div>

form表单验证，bootstrap3支持表单的自定义验证。加入req uired表示表单必填，node.setCustomValidity可以设置表单的自定义验证

<div class="container">    <form class="form-horizontal">      <div class="form-group">        <label for="exampleInputEmail1" class="col-md-2 control-label">Email          address</label>        <div class="col-md-8">          <input type="email" class="form-control" id="exampleInputEmail1"            placeholder="Enter email" required>        </div>      </div>      <div class="form-group">        <label for="password1" class="col-md-2 control-label">Password</label>        <div class="col-md-8">          <input type="password" class="form-control"            id="password1" placeholder="Password" required onchange="checkPassword()">        </div>      </div><div class="form-group">        <label for="password2" class="col-md-2 control-label" onchange="checkPassword()"> Password2</label>        <div class="col-md-8">          <input type="password" class="form-control"            id="password2" placeholder="Password2" required>        </div>      </div>      <div class="checkbox col-md-offset-2">        <label> <input type="checkbox"> Check me out        </label>      </div>      <button type="submit" class="btn btn-default col-md-offset-2">Submit</button>    </form>  </div>    <script>    function checkPassword() {      var pwd1 = $("#password1").val();      var pwd2 = $("#password2").val();      if (pwd1 != pwd2) {        document.getElementById("password1").setCustomValidity("两次输入的密码不一致");      } else {        document.getElementById("password1").setCustomValidity("");      }          }  </script>

3. button的样式

使用.btn-lg、.btn-sm、.btn-xs可以获得不同尺寸的按钮，给按钮添加.btn-block可以使其充满父节点100%的宽度，而且按钮也变为了块级（block）元素， <a>、<button>或<input>元素添加按钮class。

  <div class="container">    <button type="button" class="btn btn-default btn-block">Default</button>    <button type="button" class="btn btn-primary btn-block">Primary</button>    <button type="button" class="btn btn-success">Success</button>    <button type="button" class="btn btn-info">Info</button>    <button type="button" class="btn btn-warning">Warning</button>    <button type="button" class="btn btn-danger">Danger</button>    <button type="button" class="btn btn-link">链接</button>    <a class="btn btn-default" href="#" role="button">Link</a>    <button class="btn btn-default" type="submit">Button</button>    <input class="btn btn-default" type="button" value="Input">    <input class="btn btn-default" type="submit" value="Submit">  </div>

以上就是本文的全部内容，希望对大家的学习有所帮助。

学习使用bootstarp基本控件（table、form、button）_javascript技巧_