how wuuld i make this change throughout an entire text file
646,"@","800 80061 LIPID PANEL",30.35,"LIPID SCREENING","V77.91"
646,"@","800 80061-90 LIPID PANEL",30.35,"LIPID SCREENING","V77.91"
basically everywhere in the file there is a 5 digit number starting with 8 add -90 to the end of it
make 80061 into 80061-90
make 81345 into 81345-90
but dont change 56758 or anything that doesnt start with 8
646,"@","800 80061 LIPID PANEL",30.35,"LIPID SCREENING","V77.91"
646,"@","800 80061-90 LIPID PANEL",30.35,"LIPID SCREENING","V77.91"
basically everywhere in the file there is a 5 digit number starting with 8 add -90 to the end of it
make 80061 into 80061-90
make 81345 into 81345-90
but dont change 56758 or anything that doesnt start with 8