Excel: formula to identify missing sku
问题 I have a list of 1500 sku. Currently we have an active inventory of 450 sku. I am looking for an excel formula that will identify when the sku inputed is not an active sku of the 450. I have tried various IF functions, but having a hard time breaking it down. I have tried this: =IF($B2=F1:F460, COUNTIF(PRODUCTION!$A$1:$AJ$45, $d2), "") The first part of the equation is where we input the inventory. F1:f460 is a list of all the active sku. The second part of the code is where it goes to look