Is the girl i like likes another guy?

Me and my bestfriendsthat i like were friend since 1st grade and i like her for a long time and she always treats me right and i dont see her treat like this with another guy EVER. and now im in 7th grade and theres this new kid (im not in the sameclass as her) and i heard that she treat him like she treats me (she also flirts with me and him too) and i ask her friend to ask about him and she say "He is very nice and funny" and her friend ask again "Are you having feelings for him" and she say " noooooo". What does this mean im pretty nervous right now PLEASE AnSWER SERIOUSLY, It dosnt effect my education THX so much