function modifyPerson() {
var rows = $('#personInfoGrid').datagrid('getSelections');
if (rows.length == 0) {
$.messager.alert("警告", "请选择一条要新增权限的记录!", "warning");
return;
} else if (rows.length > 1) {
$.messager.alert("警告", "每次只能选择一条记录进行修改!", "warning");
return;
} else {
operType = "update";
showAddOrUpdatePersonAuthModal(rows[0]);
}
}
![](https://img2024.cnblogs.com/blog/35695/202403/35695-20240328092537879-1189167464.jpg)