| <?xml version="1.0" encoding="UTF-8"?> | 
| <ValidationRule xmlns="http://soap.sforce.com/2006/04/metadata"> | 
|     <fullName>Request_input_extend_day</fullName> | 
|     <active>true</active> | 
|     <errorConditionFormula>DataMigration_Flag__c == false &&  | 
| AND( | 
| NOT(ISBLANK(Request_extend_day__c)), | 
| ISBLANK(Extend_request_reason__c))</errorConditionFormula> | 
|     <errorMessage>请输入延期申请理由</errorMessage> | 
| </ValidationRule> |