ncal:NcalPeriod: Tracker Ontology Reference Manual

## ncal:NcalPeriod ncal:NcalPeriod |

## Description

A period of time. Inspired by the PERIOD datatype specified in RFC 2445 sec. 4.3.9

## Class hierarchy

        rdfs:Resource
        ╰── ncal:NcalTimeEntity
            ╰── ncal:NcalPeriod
                ╰── ncal:FreebusyPeriod

## Properties

### The `“ncal:periodEnd”` property

    “ncal:periodEnd”          xsd:dateTime

End of a period of time. Inspired by the second part of a structured value of a PERIOD datatype specified in RFC 2445 sec. 4.3.9. Note that a single NcalPeriod instance shouldn't have the periodEnd and periodDuration properties specified simultaneously.

Number of possible elements per resource (Cardinality): 1

### The `“ncal:periodDuration”` property

    “ncal:periodDuration”          xsd:integer

Duration of a period of time. Inspired by the second part of a structured value of the PERIOD datatype specified in RFC 2445 sec. 4.3.9. Note that a single NcalPeriod instance shouldn't have the periodEnd and periodDuration properties specified simultaneously.

Number of possible elements per resource (Cardinality): 1

### The `“ncal:periodBegin”` property

    “ncal:periodBegin”          xsd:dateTime

Beginng of a period. Inspired by the first part of a structured value of the PERIOD datatype specified in RFC 2445 sec. 4.3.9

Number of possible elements per resource (Cardinality): 1

## See also

The upstream documentation for the NCAL ontology.