height报错修复

@@ -79,7 +79,9 @@
                 pageNo: this.pageNo,
                 pageSize: this.pageSize,
             })
-            this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            this.$nextTick(()=>{
+                this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            })
         },
         methods: {
             handleCurrentChange(val) {

@@ -73,7 +73,9 @@
         },
         mounted() {
             this.getData({})
-            this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            this.$nextTick(()=>{
+                this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            })
         },
         methods: {
             onSubmit() {

@@ -95,7 +95,9 @@ export default {
 		};
 	},
 	mounted() {
-		this.tableHeight = this.$refs.notice.offsetHeight - 53;
+		this.$nextTick(()=>{
+			this.tableHeight = this.$refs.notice.offsetHeight - 53;
+		})
 	},
 	methods: {
 		handleSelect() {},

@@ -78,7 +78,9 @@
         },
         mounted() {
             this.getData({})
-            this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            this.$nextTick(()=>{
+                this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            })
         },
         methods: {
             handleCurrentChange(val) {

@@ -63,15 +63,17 @@
                 pageNo: 1,
                 pageSize: 15,
                 tableData: [],
-                tableHeight: "",
+                tableHeight: 0,
                 queryData: {}
             };
         },
         created() {
         },
         mounted() {
-            this.getData({pageSize:15})
-            this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            this.getData({pageSize:15});
+            this.$nextTick(()=>{
+                this.tableHeight = this.$refs.dataGrid.offsetHeight - 68;
+            })
         },
         methods: {
             onSubmit() {