phylobase (version 0.6.8)

phylo4d-hasData: Tests for presence of data associated with trees stored as phylo4d objects

Description

Methods that test for the presence of data associated with trees stored as phylo4d objects.

Usage

## S3 method for class 'phylo4d':
hasNodeData(x)
  ## S3 method for class 'phylo4d':
hasTipData(x)

Arguments

x

a phylo4d object

Value

• logical
  return TRUE or FALSE depending whether data are associated with the tree (i.e., the slots tip.data or node.data are not empty)

Details

The outcome of the test is based on row names of the data frame stored in data. If there are no rows having row names from the set nodeId(x, "tip"), then hasTipData returns FALSE. Likewise, if there are no rows having row names from the set nodeId(x, "internal"), then hasNodeData returns FALSE.

See Also

phylo4d constructor and phylo4d class.

Examples

data(geospiza)
  hasTipData(geospiza)  ## TRUE
  hasNodeData(geospiza) ## FALSE