diancan/pages/staff/login/index.wxml

<!-- index.wxml -->
<view class="container">
  <view class="logo">
    <cover-image src="../../resource/img/logo.png"></cover-image>
  </view>
  <view class="register">
    <van-cell-group border="{{false}}">
      <van-field value="{{ phoneNum }}" type="number" clearable label="手机号" placeholder="请输入您的手机号码" border="{{false}}" bind:change="onPhoneChange" />
      <van-field wx:if="{{ !showPS }}" value="{{ password }}" type="password" use-button-slot label="密码" placeholder="请输入您的密码" border="{{false}}" bind:input="onPasswordChange" icon="closed-eye" bind:click-icon="onClickShowPassword" />
      <van-field wx:else value="{{ password }}" use-button-slot label="密码" placeholder="请输入您的密码" border="{{false}}" bind:input="onPasswordChange" icon="eye-o" bind:click-icon="onClickShowPassword" />
    </van-cell-group>
    <van-button type="info" custom-class="tijiao" size="large" :round="true" bind:click="loginAction">登录</van-button>
  </view>
  <van-toast id="van-toast" />
</view>