| <?xml version="1.0" encoding="UTF-8"?> | 
| <ValidationRule xmlns="http://soap.sforce.com/2006/04/metadata"> | 
|     <fullName>cannotChangeAfterApprovalSubAuthorized</fullName> | 
|     <active>true</active> | 
|     <errorConditionFormula>ISPICKVAL(Status__c, '已批准') && ( ISCHANGED(AuthorizedStartDate__c) || ISCHANGED(AuthorizedEndDate__c) ||  | 
| ISCHANGED(Authorizer__c) ||  | 
| ISCHANGED(Authorizee__c) )</errorConditionFormula> | 
|     <errorMessage>批准后不能更改数据</errorMessage> | 
| </ValidationRule> |