I am trying to figure out a formula to use to validate a field entry on a SharePoint list form with the following criteria Letter, Letter - Number, Number, Number, Number - Number, Number, Number, Number. Examples
QY-1163-8578
HE-5626-5323
IH-1778-3716
LQ-5437-8341
MR-5510-1158
NP-6487-2486
GW-4948-2617
ZD-6796-1375
GU-7612-1879
AM-1693-2671
OW-5024-4237
Any assistance will be appreciated. Thank you in advance