For example "the last work day of the month" could be represented as:
RRULE:FREQ=MONTHLY;BYDAY=MO,TU,WE,TH,FR;BYSETPOS=-1
Each BYSETPOS value can include a positive or negative integer.
If present, this indicates the nth occurrence of the specific occurrence
within the set of events specified by the rule.
public setBySetPosition ( array $bySetPosition ) | ||
$bySetPosition | array | Array of values which corresponds to the nth occurrence within the set of events specified by the rule. |