查看功能单号带杠BUG修复

@@ -388,7 +388,7 @@
             /*编辑主单信息*/
             trnList(index, row){
                 this.dialogFormVisible = true;
-                this.ruleForm=row;
+                this.ruleForm= Object.assign({},row);
                 if(row.stocktypeid=="AWBA"){
                     this.ruleForm.stockpre=row.stockpre+"-"+row.stockno;
                     this.ruleForm.stockno="";