Input value (SOLVED)

hello everyone, i wonder how i can use the word written in the input of my service
input: test
and i want to use that word “test” in my service

getemail(){
    let url = URL_SERVICES + "Email/email/"+ test;
    this.http.get(url)
    .subscribe ( resp => {
       let data = resp.json();
       this.resu = data.Email;
      });
  }

if someone, have the same issue this may help u

this.user.cc = item.assistant_Email;