Description Usage Arguments Value Note Author(s) Examples
Return the column names of a data.frame or a matrix in one-column format for an easy visual inspection.
1  | cn(x)
 | 
x | 
 a data.frame or a matrix with column names.  | 
A one-column matrix with the column names of x.
This function comes from an idea by Antoine Tremblay.
Giorgio Arcara
1 2 3  | 
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