pas_getColumn: Return column of data from filtered PurpleAir Synoptic objects
Description
The incoming pas object is first filtered based on the
values of states, pattern, isOutside and isParent.
The values associated with the name column are then returned.
This function is useful for returning values associated with specific
devices, which are represented by records with isParent = TRUE.
Usage
pas_getColumn(
pas = NULL,
name = NULL,
pattern = ".*",
idPattern = ".*",
isOutside = TRUE,
isParent = TRUE
)
Arguments
pas
PurpleAir Synoptic pas object.
name
Name of the column to return.
pattern
Text pattern used to filter sensor labels.
idPattern
Text pattern used to filter deviceDeploymentID.
isOutside
Logical, is the sensor located outside?
isParent
Logical, is the record associated with a the A channel?