I HATE MY LIFE

IS taking my own life a way off getting out of this life?  if it ois im soo there. I cant take it any more, my boyfriend thinks im treating him like shit. my best friend stabed me in the back, and i just got engaged to the man i love. No its not my boyriend.  I cant face life anymore. Can any one help me before i end up in hospital?? Please im begging you, help me....