item_exists: check if identifier touple already exists on SB

In sbtools: USGS ScienceBase Tools

check if identifier touple already exists on SB

Description

returns TRUE if touple already belongs to a sciencebase item, FALSE if not

Usage

item_exists(scheme, type, key, ..., session = current_session())

Arguments

scheme	the identifier scheme
type	the identifier type
key	the identifier key
...	Additional parameters are passed on to GET
session	an SB session

Value

boolean for whether item exists

Examples

## Not run: 
item_exists('mda_streams','ts_doobs','nwis_01018035')
item_exists('mda_streams','site_root','nwis_01018035')

## End(Not run)

sbtools documentation built on May 1, 2023, 1:07 a.m.