Re: [R] dataframe columns class

The apply function operates on arrays, so your data frame is being converted to an array (matrix) before doing its thing. So use lapply or one of its variants. -- Sent from my phone. Please excuse my brevity. On December 18, 2016 9:07:52 AM PST, "Cleber N.Borges via R-help" wrote: >Why colu

Re: [R] dataframe columns class

Read ?apply and you shall be be enlightened. --Ista On Dec 18, 2016 12:09 PM, "Cleber N.Borges via R-help" wrote: > Why columns classes are function dependents? > Like this example: > > > for( i in 1:5 ) print( class( iris[,i] ) ) > [1] "numeric" > [1] "numeric" > [1] "numeric" > [1] "numeric"