NAME
Catmandu::Fix::pica_remove - remove PICA (sub)fields
SYNOPSIS
# remove all 041A subject fields
pica_remove(041A)
# remove all $9 subfields from all level 0 fields
pica_remove('0...$9')
# remove all fields, resulting in an empty record
pica_remove()
FUNCTIONS
pica_remove([PATH])
Delete all (sub)fields from the PICA record, referenced by a PICA Path expression. Fields are also removed if all subfields have been removed.