litemall/litemall-wx/pages/auth/register/register.wxml

<view class="container">
  <view class="form-box">

    <view class="form-item">
      <input class="username" value="{{username}}" bindinput="bindUsernameInput" placeholder="用户名" auto-focus/>
      <image wx:if="{{ username.length > 0 }}" id="clear-username" class="clear" src="/static/images/clear_input.png" catchtap="clearInput"></image>
    </view>

    <view class="form-item">
      <input class="password" value="{{password}}" password bindinput="bindPasswordInput" placeholder="密码" />
      <image class="clear" id="clear-password" wx:if="{{ password.length > 0 }}" src="/static/images/clear_input.png" catchtap="clearInput"></image>
    </view>

    <view class="form-item">
      <input class="password" value="{{confirmPassword}}" password bindinput="bindConfirmPasswordInput" placeholder="确认密码" />
      <image class="clear" id="clear-confirm-password" wx:if="{{ confirmPassword.length > 0 }}" src="/static/images/clear_input.png" catchtap="clearInput"></image>
    </view>

    <view class="form-item">
      <input class="mobile" value="{{mobile}}" bindinput="bindMobileInput" placeholder="手机号" />
      <image wx:if="{{ mobile.length > 0 }}" id="clear-mobile" class="clear" src="/static/images/clear_input.png" catchtap="clearInput"></image>
    </view>

    <view class="form-item-code">
      <view class="form-item code-item">
        <input class="code" value="{{code}}" bindinput="bindCodeInput" placeholder="验证码" />
        <image class="clear" id="clear-code" wx:if="{{ code.length > 0 }}" src="/static/images/clear_input.png" catchtap="clearInput"></image>
      </view>
      <view class="code-btn" bindtap="sendCode">获取验证码</view>
    </view>

    <button type="primary" class="register-btn" bindtap="startRegister">注册</button>

  </view>
</view>