Vue

<template>
  <div>
    <div :class="[flag ? 'red' : 'blue']">Hello,Vue!</div>
    <div :class="{show:true}">Hello,Vue!</div>
    <el-table :data="tableData" border id="printContainer">
      <el-table-column prop="name" label="姓名"></el-table-column>
      <el-table-column prop="happy" label="爱好"></el-table-column>
      <el-table-column prop="status" label="状态">
        <template slot-scope="scope">
          <div v-if="scope.row.status == 0" :style="{'color':scope.row.status==1? 'red':'blue'}">
            {{scope.row.status == 0 ? '未完成' : ' 已完成'}}
          </div>
        </template>
      </el-table-column>
    </el-table>
  </div>
</template>
<script>
export default {
  data() {
    return {
      flag: true,
      tableData: [
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 0
        },
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 1
        },
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 0
        },
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 1
        }
      ]
    };<template>
  <div>
    <div :class="[flag ? 'red' : 'blue']">Hello,Vue!</div>
    <div :class="{show:true}">Hello,Vue!</div>
    <el-table :data="tableData" border id="printContainer">
      <el-table-column prop="name" label="姓名"></el-table-column>
      <el-table-column prop="happy" label="爱好"></el-table-column>
      <el-table-column prop="status" label="状态">
        <template slot-scope="scope">
          <div v-if="scope.row.status == 0" :style="{'color':scope.row.status==1? 'red':'blue'}">
            {{scope.row.status == 0 ? '未完成' : ' 已完成'}}
          </div>
        </template>
      </el-table-column>
    </el-table>
  </div>
</template>
<script>
export default {
  data() {
    return {
      flag: true,
      tableData: [
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 0
        },
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 1
        },
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 0
        },
        {
          name: "王小虎",
          happy: "王小卤虎皮凤爪",
          status: 1
        }
      ]
    };
  }
};
</script>
<style scoped>
.red {
  color: red;
}
.blue {
  color: blue;
}
.show {
  color: blue;
}
</style>
  }
};
</script>
<style scoped>
.red {
  color: red;
}
.blue {
  color: blue;
}
.show {
  color: blue;
}
</style>