When should I use double or single quotes in JavaScript?

Question

console.log("double"); vs. console.log(\'single\');

I see more and more JavaScript libraries out there using single quotes when ha

Answer 1

Now that it's 2020, we should consider a third option for JavaScript: The single backtick for everything.

This can be used everywhere instead of single or double quotes.

It allows you to do all the things!

1. Embed single quotes inside of it: `It's great!`

2. Embed double quotes inside of it: `It's "really" great!`

3. Use string interpolation: `It's "${better}" than great!`

4. It allows multiple lines: `

   This

   Makes

   JavaScript

   Better!

`

It also doesn't cause any performance loss when replacing the other two: Are backticks (``) slower than other strings in JavaScript?