How to check if object is defines in R?

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I'm trying to figure out the variables that are defines and the variables that aren't defined. How do I do it?
Nov 6, 2018 in Data Analytics by Hannah
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1 answer to this question.

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You can use the exists function for this purpose.

R> exists("somethingUnknown")
[1] FALSE
R> somethingUnknown <- 42
R> exists("somethingUnknown")
[1] TRUE
R> 
answered Nov 6, 2018 by Kalgi
• 42,330 points

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