Vue2+ElementUI利用计算属性实现搜索框功能

<template>
  <div class="container">
    <h1 class="page-title">兴奋剂系统数据展示</h1>
 
    <!-- 搜索框 -->
    <el-input
      v-model="searchTerm"
      placeholder="搜索单位、姓名或身份证号"
      prefix-icon="el-icon-search"
      clearable
      class="search-input"
    >
    </el-input>
 
    <!-- 数据表格 -->
    <el-table :data="filteredData" border="">
      <el-table-column prop="unit" label="单位" width="150"></el-table-column>
      <el-table-column prop="name" label="姓名" width="120"></el-table-column>
      <el-table-column prop="idNumber" label="身份证号"></el-table-column>
    </el-table>
 
    <!-- 没有数据时显示 -->
    <div v-if="filteredData.length === 0" class="empty-message">
      没有找到匹配的结果
    </div>
  </div>
</template>
 
<script>
export default {
  data() {
    return {
      searchTerm: "",
      mockImportedData: [
        { unit: "北京队", name: "张三", idNumber: "110101199001011234" },
        { unit: "上海队", name: "李四", idNumber: "310101199203033456" },
        { unit: "广州队", name: "王五", idNumber: "440101199405055678" },
        { unit: "深圳队", name: "赵六", idNumber: "440301199607077890" },
        { unit: "北京队", name: "刘七", idNumber: "110101199809099012" },
      ],
    };
  },
  computed: {
    filteredData() {
      const lowercasedSearch = this.searchTerm.toLowerCase();
      return this.mockImportedData.filter(
        (item) =>
          item.unit.toLowerCase().includes(lowercasedSearch) ||
          item.name.toLowerCase().includes(lowercasedSearch) ||
          item.idNumber.includes(this.searchTerm)
      );
    },
  },
};
</script>
 
<style lang="scss" scoped>
/* 容器整体样式 */
.container {
  padding: 15px;
 
  .page-title {
    font-size: 24px;
    font-weight: bold;
    margin: 5px 0;
  }
  .search-input {
    padding: 10px 0;
    margin-bottom: 10px;
  }
 
  /* 表格容器样式 */
  .table-wrapper {
    margin-top: 20px;
  }
 
  /* 空结果提示 */
  .empty-message {
    text-align: center;
    margin-top: 20px;
    color: #a0aec0;
  }
}
</style>