my friend need advice about her love feeling(broken heart)

she loved a guy who said to her that he loved her to she talked to him everyday on the internet and they where in the same school he gave her kisses on the chat everyday and said that he knowed her in the school but he lied to her he didnt know her in the real only she knowed him and saw him every day in the school but he didnt know that shes the girl in the chat he give her his phone number and they used to talk on it but then he said to her to go on in a date but she said no cause its the first time for her to date and her mother didnt wanna let her go in dates so it didnt happend she loved him in the real but in my opinion he didnt i think he only lied to her , oneDAY she diced to call him and told him that she will go on with him in a date but he said no, and said that he loved another girl and then my freind broken heart and cryed and know she couldnt stop loving him even what happened i tryed to tell her to avoid him but she didnt she loved him until know and couldnt stop that so i didnt know what i should do with her....!!