lapply
on an object and return a data.frame.fun
on each element of input x
and combines the results as data.frame
columns.
The results will get replicated to have equal length
if necessary and possible.
dapply(x, fun, ..., col.names)
data.frame
]
Data frame.function
]
The function to apply.fun
.character(1)
]
Column names for result.
Default are the names of x
.data.frame
].