IntelliSense provides an array of features that make language references easy to access. When coding, you do not have to leave the Code and Text Editor or the Immediate Window command window to perform searches on language elements. You can keep your context, find the information that you need, insert language elements directly into your code, and even have IntelliSense complete your typing for you.
Discusses how to automatically have types the rest of a variable, command, or function name as soon as you have entered enough characters to disambiguate the term.