element ui的table的头部自定义

    <el-table-column label="级别"
                       min-width="120"
                       prop="clueLevel"
                       align="center" :render-header="renderHeader">   //这里写上:render-header="renderHeader"
        <template scope="scope" >
            {{ levelList[scope.row.clueLevel] }}
        </template>
      </el-table-column>

  renderHeader(h, { column, $index }) {
      return h('p', [
        h('span', column.label),
        h('i', {
          class: 'el-icon-information',
          style: 'margin-left: 3px; color: ',
          on: {
            click: () => {
              console.log(111,888)
              let allErrorDataOrigin = '你好,你很好,你还看几眼,好的,'
              let allErrorData = allErrorDataOrigin.replace(/,/g, "\n")
              this.$alert(allErrorData, '评级规则', {
                confirmButtonText: '确定',
                callback: action => {}
              });
            }
          }
        })
      ])
    },