Bootstrap 验证状态

Bootstrap 包含用于错误、警告和成功消息的验证样式。要使用，只需向父元素添加合适的类（.has-warning、.has-error 或 .has-success）。

示例

你可以尝试运行以下代码来实现验证状态

活动  演示

<!DOCTYPE html>
<html>
   <head>
      <title>Bootstrap Example</title>
      <link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet">
      <script src = "/scripts/jquery.min.js"></script>
      <script src = "/bootstrap/js/bootstrap.min.js"></script>
   </head>
   <body>
      <form class = "form-horizontal" role = "form">
         <div class = "form-group">
            <label class = "col-sm-2 control-label">Focused</label>
            <div class = "col-sm-10">
               <input class = "form-control" id = "focusedInput" type = "text" value = "This is focused...">
            </div>
         </div>
         <div class = "form-group">
            <label for = "inputPassword" class = "col-sm-2 control-label">Disabled</label>
            <div class = "col-sm-10">
               <input class = "form-control" id = "disabledInput" type = "text" placeholder = "Disabled input here..." disabled>
            </div>
         </div>
         <fieldset disabled>
            <div class = "form-group">
               <label for = "disabledTextInput" class = "col-sm-2 control-label">
                  Disabled input (Fieldset disabled)
               </label>
               <div class = "col-sm-10">
                  <input type = "text" id = "disabledTextInput" class = "form-control" placeholder = "Disabled input">
               </div>
            </div>
            <div class = "form-group">
               <label for = "disabledSelect" class = "col-sm-2 control-label">
                  Disabled select menu (Fieldset disabled)
               </label>
               <div class = "col-sm-10">
                  <select id = "disabledSelect" class = "form-control">
                     <option>Disabled select</option>
                  </select>
               </div>
            </div>
         </fieldset>
         <div class = "form-group has-success">
            <label class = "col-sm-2 control-label" for = "inputSuccess">
               Input with success
            </label>
            <div class = "col-sm-10">
               <input type = "text" class = "form-control" id = "inputSuccess">
            </div>
         </div>
         <div class = "form-group has-warning">
            <label class = "col-sm-2 control-label" for = "inputWarning">
               Input with warning
            </label>
            <div class = "col-sm-10">
               <input type = "text" class = "form-control" id = "inputWarning">
            </div>
         </div>
         <div class = "form-group has-error">
            <label class = "col-sm-2 control-label" for = "inputError">
               Input with error
            </label>
            <div class = "col-sm-10">
               <input type = "text" class = "form-control" id = "inputError">
            </div>
         </div>
      </form>
   </body>
</html>

更新于: 12-Jun-2020

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