<v-row no-gutters dense style="border-bottom:none!important;">
  <v-col cols="3" class="mt-2">
    <v-subheader>
      <span class="red--text">*</span>
      类型
    </v-subheader>
  </v-col>
  <v-col class="d-flex" cols="12" sm="6">
    <v-select 
    :items="types"
    :label="value_type ? '' : '请选择'"
    item-text="name"
    item-value="id"
    v-model="value_type"
    @change="getvalue_typeSelected(value_type)"
      ></v-select>
  </v-col>
</v-row>

<script>
export default {
	data(){
		return {
			types: [
		        {
		          id: "STRING",
		          name: "字符串类型",
		        },
		        {
		          id: "BOOLEAN",
		          name: "布尔值",
		        },
		        {
		          id: "INTEGER",
		          name: "数字类型",
		        },
		        {
		          id: "DATETIME",
		          name: "日期时间类型",
		        },
		        {
		          id: "DATE",
		          name: "日期类型",
		        },
		      ],
		}
	},
	methods:{
		getvalue_typeSelected(val) {
	      this.value_type = val;
	    }
	}

}
</script>