rols: Properties-class – R documentation

Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!

Properties-class

Class "Properties"

Description

Propteries (relationships) between terms can be queries for complete Ontology objects and Term/Terms instances, and the results are stored as objects of class Property or Properties.

Objects from the Class

Objects can be created by calls to properties, as described below.

Slots

See the Term and Terms classes.

Extends

Class "Terms", directly.

Methods and functions

properties: signature(object = "Ontology", pagesize = 200): ... Also works with a character with the ontology namespace. See Ontology for details.
properties: signature(object = "Term"): retrieves the properties of term object and returns a Properties object. Returns NULL when no properties are available.
proterties: signature(object = "Terms", ...): retrieves the properties of each term of object and returns a list of Properties (or NULL) items.
show: signature(object = "Properties"): shows a textual summary of the object.
length: signature(object = "Properties"): returns the number of properties in object.

Author(s)

Laurent Gatto <lg390@cam.ac.uk>

Examples

trm <- term("uberon", "UBERON:0002107")
trm
properties(trm)

trm2 <- term("GO", "GO:0005326")
trm2
properties(trm2)

rols

An R interface to the Ontology Lookup Service

v2.18.3

GPL-2

Authors

Laurent Gatto [aut, cre], Tiage Chedraoui Silva [ctb]

Initial release