What is the difference between parentheses and curly braces?

Question

Emmet

What is the difference if you type curly or parentheses tab triggers?

Answer 1

{} passing text to element

p{Text} 
<p>Text</p>

() grouping elements

header+(nav>ul>li>a)+main+footer
<header></header>
<nav>
  <ul>
    <li><a></a></li>
  </ul>
</nav>
<main></main>
<footer></footer>