With Visual Studio 2013 IDE, Microsoft has added below features to javascript
- Identifier Highlighting
- Navigation bar
Identifier Highlighting
With identifier highlighting feature, if we select an identifier like variable name or function call, references to it are highlighted in the current JavaScript source file.
Navigation Bar:
Now we can see navigation bar which appears at the top of the code editor window so that we can navigate between functions,objects very easily for JavaScript source.
Below image shows both the features.
Fig: Visual Studio 2013 JavaScript features