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exrule Field

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exrule Field

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The exrule field specifies an exception rule for a recurring appointment. An exception rule is a repeating pattern of exceptions.

Full Name

urn:schemas:calendar:exrule

Content Class

urn:content-classes:appointment

Named Constant

CdoCalendar.cdoExRule

Variant Subtype

[Visual Basic] String

[C++] BSTR

OLE DB Type

DBTYPE_WSTR

Remarks

RFC 2445 (the iCalendar Standard) defines this field as the EXRULE property.

The exrule field is combined with the following fields to specify the complete recurrence pattern:

Example

The following exception rule specifies that a recurring appointment does not occur on Tuesday or Thursday, every other week, for four occurrences.

EXRULE:FREQ=WEEKLY;COUNT=4;INTERVAL=2;BYDAY=TU,TH

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