Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

PHP

Storing functions in Variables

Is there a particular reason for storing a function in a variable? Is it best practice?

3 Answers

jason chan
jason chan
31,008 Points

Avoids collision.

Hello jason chan what do you mean by avoid collisions?

jason chan
jason chan
31,008 Points

http://www.smartvault.com/blog/2013/javascript-namespace-collisions-and-how-to-avoid-them/

Because javascript doesn't really have like library name like other languages. Other libraries will collide and you might over write other functions and variables. So becareful.