表單控制元件：input/select/textarea

<!--h4的表單控制元件-->
  <input type="text"/>
  <input type="password"/>
  <input type="radio"/>
  <input type="checkbox"/>
  <select name="s" id="s"></select>
  <textarea name="ta" id="ta" cols="30" rows="10"></textarea>

  <!--h5新表單控制元件-->
  <input type
 
="email"/>
  <input type="number"/>
  <input type="url"/>
  <input type="search"/>
  <input type="range"/>
  <input type="color"/>
  <input type="month"/>
  <input type="week"/>
  <input type="date"/>
  <input type="datetime"/>//僅適用於safari
  <input type
 
="datetime-local"/>
  <input type="time"/>  

  <input type="submit"/>
  <input type="reset"/>
  <input type="button"/>
  <input type="image"/>

Radio:
<input type="radio" ng-model="color2" value="red"/>紅色
  <input type="radio" ng-model="color2" ng-value="specialValue"
 
/>綠色
  <input type="radio" ng-model="color2" value="blue"/>藍色

Checkbox:
值1:<input type="checkbox" ng-model="value1" />
  值2:<input type="checkbox" ng-model="value2" ng-true-value="'Y'" ng-false-value="'N'"/>//'Y','N'是字元

Select:
結合ngOptions繫結模型快速生成選項列表
基本用法：
1.labelField for item in array
2.labelField group by groupField item in array