B_1_shipping_date__c false if ( or( text(StageName) = '出荷', text(StageName) = '注残', text(StageName) = '完了'), Last_Shipping_Date__c , IF( AND(Sum_SAIsCompleted__c > 0, MONTH(TODAY()) = MONTH(Last_Shipping_Date__c), YEAR(TODAY()) = YEAR(Last_Shipping_Date__c)) , Last_Shipping_Date__c, null)) BlankAsZero false false false Date