Angular2 enable an input field on check of radio button

Question

Am iterating through items and i would lie to show an input box if a certain radio button is checked

This is the form

Answer 1

   <input #notPassed type='radio' name="check{{checklist.id}}" value='no_{{checklist.id}}'> Not passed


       <ion-item [hidden]="notPassed.value == '...'">//hide when Not passed radio is not checked

(I don't know what actual values you are using, therefore just ...)

Hint: not tested myself yet.