React – ES6 Tutorial – Ternary Operator

What is ES6?

ES6 stands for ECMAScript 6.

ECMAScript was created to standardize JavaScript, and ES6 is the 6th version of ECMAScript, it was published in 2015, and is also known as ECMAScript 2015.

Ternary Operator

The ternary operator is a simplified conditional operator like if / else.

Syntax: condition ? <expression if true> : <expression if false>

Here is an example using if / else:

Example

Before:

if (authenticated) {
  renderApp();
} else {
  renderLogin();
}

Here is the same example using a ternary operator:

authenticated ? renderApp() : renderLogin();