title: How do i add more that one Validator argument in Angular 2 form
body: <p>I have tried adding multiple angular validator arguments [i.e  Validators.minLength(8) and Validators.maxLength(12) ] to my form and i cant seem to get it to work...these arguments are attached to the (password and passwordc) instance in the code below. Any help please?</p>
  
  <pre><code>   export class signupComponent {
          signupform: FormGroup;
          constructor(public fb: FormBuilder) {
              this.signupform = this.fb.group({
                  firstname: ['', Validators.required],
                  lastname: ['', Validators.required],
                  account: this.fb.group({
                      email: ['', Validators.required],
                      **password: ['', Validators.minLength(8), Validators.maxLength(12), Validators.pattern('[A-Za-z]{5}')],
                      passwordc: ['', Validators.minLength(8), Validators.maxLength(12), Validators.pattern('[A-Za-z]{5}')],
                  }, { validator: passwordMatcher }),**
                  shortbio: ['', Validators.required]
              });
  
          }
      }
  </code></pre>