fix: 清理默认查询条件中的空值

src/components/seekPage.vue

@@ -283,7 +283,12 @@
           }
           delete this.defaultWhere[item.value];
         });
-
+        for (let key in this.defaultWhere) {
+          if (!this.defaultWhere[key]) {
+            delete this.defaultWhere[key];
+          }
+        }
+        console.log(this.defaultWhere);
         this.$emit('search', this.defaultWhere);
       },
       // 重置