Is_Validity_then__c false IF(!ISBLANK(Asset__r.StartDate_F__c) && !ISBLANK(Asset__r.Validity_F__c), IF(DATEVALUE(Select_Time__c) <= (ADDMONTHS(Asset__r.StartDate_F__c, VALUE(Asset__r.Validity_F__c) * 12 )), '是', '否'), '-' ) BlankAsZero 借用时是否有效 false false false Text false