使用微信小程序实现搜索框自动补全功能

<view class="search-bar">
  <!-- 搜索图标 -->
  <image src="/images/search.png" mode="aspectFit"></image>
  <!-- 搜索输入框 -->
  <input class="input-box" placeholder="请输入关键词" bindinput="onInput" bindconfirm="onConfirm"></input>
</view>

Page({
  data: {
    suggestions: []
  },
  onInput: function(event) {
    const value = event.detail.value;
    // 在此处发送搜索建议请求并更新 suggestions 数据
    this.setData({
      suggestions: suggestions // 替换为具体的搜索建议数据
    });
  }
})

Page({
  data: {
    suggestions: []
  },
  onConfirm: function(event) {
    const value = event.detail.value;
    // 在此处进行搜索请求并跳转到搜索结果页
    wx.navigateTo({
      url: '/pages/searchResult/searchResult?keyWord=' + value
    });
  }
})

.search-bar {
  display: flex;
  align-items: center;
  padding: 10px;
  background-color: #f2f2f2;
}

.input-box {
  flex: 1;
  margin-left: 10px;
  border: none;
  background-color: transparent;
  font-size: 16px;
  color: #333333;
}