update

src/views/market/spot_trade/components/post_buying/index.vue

@@ -81,7 +81,7 @@
                           :max="99999999"
                           class="formSlider" />
                 <div class="unit">
-                  <span>{{selectedRow.minivalue}}</span>
+                  <span>{{getMaxNum() ? selectedRow.minivalue : 0}}</span>
                   <span>{{getMaxNum()}}{{selectedRow.enumdicname}}</span>
                 </div>
               </a-form-item>

src/views/market/spot_trade/components/post_buying/setup.ts

@@ -45,7 +45,12 @@ export function handleNumAndPrice(enumName: EnumRouterName, selectedRow: WrOrder
         const canUseMoney = Number(getCanUseMoney(getSelectedAccount() as AccountListItem))
         // 挂牌最大数量=可用资金/(买方履约保证金比例*挂牌价格)
         const margin = marginMethod() ? (buymarginvalue * formState.FixedPrice) : (buymarginvalue + formState.FixedPrice)
-        return Math.floor(canUseMoney / margin)
+        if (margin) {
+            return Math.floor(canUseMoney / margin)
+
+        } else {
+            return 0
+        }
     }
     //  摘牌金额
     function getMoney() {