处理税率不能为空

src/views/modules/supplier/purHeaderList.vue

@@ -146,7 +146,7 @@
           <el-col :span="6">
             <el-form-item label="税率(%)">
               <!-- <el-input-number v-model="form.taxRate" :precision="2" :step="1" style="width:100%" /> -->
-               <el-select v-model="form.taxRate" placeholder="请选择" clearable >
+               <el-select v-model="form.taxCode" placeholder="请选择" clearable >
                 <el-option
                   v-for = "t in taxList"
                   :key = "t.taxCode"