I'm in luv wth a frnd of mine. hw will i knw whether he loves me or nt?

he's vry frndly wth me. d way he communicates wth me i feel he luvs me too... he knows dat i luv him. whn askd..he told me dat he likes a grl bt didnt tell me who she is. hw do i kno whether he luvs me or smone else........?