监控看板添加时间为空查询图表时的判断

src/views/resource/monitorBoard/monitorBoardView.vue

@@ -27,7 +27,7 @@
       <div class="fr" style="text-align: right;">
         <el-date-picker
           v-model="datetimeModel"
-          style="width: 355px!important;margin-right: 8px;"
+          style="width: 355px!important;margin-right: 8px!important;"
           type="datetimerange"
           unlink-panels
           :picker-options="pickerOptions"
@@ -405,8 +405,10 @@
       },
       // 时间选择器
       dateChange() {
-        this.currTimeList = {startTime: this.datetimeModel[0], endTime: this.datetimeModel[1]};
-        this.fnChartView({});
+        if (this.datetimeModel) {
+          this.currTimeList = {startTime: this.datetimeModel[0], endTime: this.datetimeModel[1]};
+          this.fnChartView({});
+        }
       },
       // 下拉值变化事件
       selectValChange(val) {