Confirm_Limit_Date__c
    SWAG-BD28RR 2019-6-21变更前(公式返回值是日期) 
if ( 
isblank(Submit_Date_Latest__c), 
null, 
case( 
MOD( Submit_Date_Latest__c - DATE( 1900, 1, 7), 7 ) , 
5, datetimevalue( text(year(Submit_Date_Latest__c)) & '-' & text(month(Submit_Date_Latest__c)) & '-' & text(day(Submit_Date_Latest__c)) & ' 04:00:00') + 3, 
6, datetimevalue( text(year(Submit_Date_Latest__c)) & '-' & text(month(Submit_Date_Latest__c)) & '-' & text(day(Submit_Date_Latest__c)) & ' 04:00:00') + 2, 
datetimevalue( text(year(Submit_Date_Latest__c)) & '-' & text(month(Submit_Date_Latest__c)) & '-' & text(day(Submit_Date_Latest__c)) & ' 04:00:00') + 1 
) 
)
2021-06-11 变更 参考课题:SWAG-C3U9QU
    false
    IF(!ISNULL(Closest_Confirm_Work_Day__c),datetimevalue( text(year(Closest_Confirm_Work_Day__c)) & '-' & text(month(Closest_Confirm_Work_Day__c)) & '-' & text(day(Closest_Confirm_Work_Day__c)) & ' 16:00:00'), null)
    
    false
    false
    false
    DateTime