Technology Quote by Michael J. Crawley
““When you start a session in R, the variables you create are in the global environment .GlobalEnv,””
About This Quote
Source Book: Modern Applied Statistics with S-PLUS, 2nd ed., 2005
In R, each session begins with a default workspace called GlobalEnv where all user‑defined objects reside.
In simple terms: R stores new variables in the global environment by default.
Key Takeaway
Be aware of where objects live to manage memory and avoid naming conflicts.
Themes
programming
statistics
data analysis
Mood
practical
technical
educational
Type
instructional
technical
practical
When to use this quote
- interactive R session
- script development
- teaching R
- debugging code
Key Concepts
R environment
namespace
workspace
Questions to Reflect On
- How do you organize objects for reproducible projects?
- When should you use a separate environment?
A Different Perspective
If many objects accumulate, GlobalEnv can become cluttered and slow.
