修改发布需求时禁用按钮的组件问题。

pages/releaseModule/index.wxml

@@ -20,9 +20,12 @@
             </view>
         </view>
         <view class="submit-btn">
-            <van-button block color="#5e73e5" round disabled="{{ !(!!detailValue && selectedTag.length > 0) }}" bind:click="releaseDemands" loading="{{ saveLoading }}">
+            <van-button block color="#5e73e5" round wx:if="{{ (!!detailValue && selectedTag.length > 0) }}" bind:click="releaseDemands" loading="{{ saveLoading }}">
                 {{  businessCommunicationDemandId ? '确认修改':'发布需求'}}
             </van-button>
+            <view wx:else class="btn-span">
+                {{  businessCommunicationDemandId ? '确认修改':'发布需求'}}
+            </view>
         </view>
     </view>
     <tabBar currentIndex="{{currentIndex}}"></tabBar>

pages/releaseModule/index.wxss

@@ -68,4 +68,13 @@
     margin-top: 40rpx;
     box-sizing: border-box;
     padding: 0 40rpx;
+}
+
+.submit-btn .btn-span{
+    background: #999;
+    height: 80rpx;
+    line-height: 80rpx;
+    text-align: center;
+    border-radius: 40rpx;
+    color: #fff;
 }