improve names docs

JuliaData · Sep 22, 2024 · d1d0b54 · d1d0b54
1 parent ef37096
commit d1d0b54
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/abstractdataframe/abstractdataframe.jl b/src/abstractdataframe/abstractdataframe.jl
@@ -47,7 +47,8 @@ selector (this is useful in particular with regular expressions, `Cols`, `Not`,
 * a `Function` predicate taking the column name as a string and returning `true`
   for columns that should be kept
 
-See also [`propertynames`](@ref) which returns a `Vector{Symbol}`.
+See also [`propertynames`](@ref) which returns a `Vector{Symbol}`
+(except for `GroupedDataFrame` in which case use `Symbol.(names(df))`).
 
 # Examples