R object identification

Question

I am often ending up with a function producing output for which I don\'t understand the output data type. I\'m expecting a list and it ends up being a list of lists or a dat

Answer 1

If I get 'someObject', say via

someObject <- myMagicFunction(...)

then I usually proceed by

class(someObject)
str(someObject)

which can be followed by head(), summary(), print(), ... depending on the class you have.