<el-table-column label="付款类型" align="center" prop="paymentType">
  <template slot-scope="scope">
    <span>{{ scope ? getpamentType(scope.row) : '/' }}</span>
  </template>
</el-table-column>
methods: {
	getpamentType(val) {
      let pamentTypeName = ''
      this.paymentType.filter(item => {
        if (val.paymentType === item.dictValue) {
          pamentTypeName = val.pamentTypeName
        }
      })
      return pamentTypeName
    }
}

注意事项

  1. 模板三元的判断
  2. 方法里定义值,再 return;高阶函数里无返回值
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