yhb/pages/Setup/modify/modify.wxml

<view class='form'>
       <view class='form_zh'>
            <view class='form_zh_img1'>
                  <image  src='/image/m_jm.png' mode="widthFix"></image>
            </view> 
            <input  password type="text"  placeholder="请输入旧的密码"  value="{{used_value}}"   bindinput="used_password"></input>
       </view>

       <view class='form_zh'>
            <view class='form_zh_img1'>
                  <image  src='/image/m_xm.png' mode="widthFix"></image>
            </view> 
            <input  password type="text"  placeholder="请输入新的密码"  value="{{password_value}}"   bindinput="password"></input>
       </view>

       <view class='form_zh'>
            <view class='form_zh_img1'>
                  <image  src='/image/m_qr.png' mode="widthFix"></image>
            </view> 
            <input  password type="text"  placeholder="再次输入新的密码"  value="{{qpassword_value}}"   bindinput="qpassword"></input>
       </view>

      <button class='form_button'   bindtap='complete'>确认</button>

</view>