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date property

Class: geneont

Read-only character vector containing date and time OBO file was last updated


date is a read-only property of the geneont class. date is a character vector containing the date and time the OBO file was last updated. The OBO file is the Open Biomedical Ontology file from which the geneont object was created.


Possible values are any date and time the OBO file was updated. Use this date information to compare the dates associated with ontologies used to create various geneont objects.


  1. Download the current version of the Gene Ontology database from the Web into a geneont object in the MATLAB® software.

    GeneontObj = geneont('LIVE', true)

    The MATLAB software creates a geneont object and displays the number of term objects associated with the geneont object.

    Gene Ontology object with 27769 Terms.
  2. Display the date and time associated with the OBO file used to create the geneont object.
    ans =
    02:12:2008 19:30
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