CODE EXAMPLE FOR PHP

OFFICE 2013

AW345-67UYT-REW34-56J78-34O56

YUY2T-R2345-67YTR-EWUIU-YTRE2
YHDCJ-HDDCN-J93MD-UJRTY-JKQQO
34J56-7U8YR-EW23J-45678-IUYTR