Angular 2 - how can a child component speak to a parent component?
<p>Angular 2 - how can a child component speak to a parent component?</p>

<p>I used @input for parent to child which works fine.</p>

<p>What would I use to do child to parent?</p>

<p><strong>This is my compiler error I get:</strong></p>

<p><a href="https://i.stack.imgur.com/nc2z7.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/nc2z7.png" alt="enter image description here"></a></p>