As part of javascript ES6 (ECMAScript 2015) a new primitive type called symbols was added to the programming language. It is not a widely talked about feature but useful for certain scenarios.

The talk will explain the following new features and demo how they are used.

• What are symbols and why they were introduced
• Use cases for symbols
• Why would you use them
• Creating and Overwriting symbol methods
• Well known symbols
• Explore core source code of symbols