es6里面的promise不捕获异常老是报unhandledRejection错,有啥办法不让它报么?
deleteClick1(index,row){var_self=this;this.$confirm("确认删除第"+(index+1)+"行吗?","提示",{type:'warning',confirmButtonText:'确认',cancelButtonText:'取消'}).then(function(){axios.post('/api/train/classtype/delete'