WaterML (version 1.7.1)

GetVariables: GetVariables

Description

This function gets the table of variables from the WaterML web service

Usage

GetVariables(server)

Arguments

server

The URL of the web service ending with ?WSDL, for example: http://worldwater.byu.edu/app/index.php/rushvalley/services/cuahsi_1_1.asmx?WSDL

Value

a data.frame of variables with the following columns:

VariableCode	character
Short code of the variable	FullVariableCode
character	The full variable code, for example: SNOTEL:897. Use this value as the variableCode parameter in GetValues() function.
VariableName	character
The name of the variable	ValueType
character	the type of observation: Field Observation or Derived Value
DataType	character
the aggregate data type: Average, Continuous, Sporadic..	GeneralCategory
character	the general category of the measurements: Climate, Water Quality..
SampleMedium	character
the sample medium, for example water, atmosphere, soil..	UnitName
character	The name of the measurement units
UnitType	character
the type of the measurement units	UnitAbbreviation
character	The abbreviation of the measurement units (m, cm, in..)
NoDataValue	numeric
The value that indicates missing data	IsRegular
boolean	TRUE if the measurements are regular, FALSE otherwise
TimeUnitName	character
The name of the time units	TimeUnitAbbreviation
character	The time units abbreviation
TimeSupport	character
The length of the time period over which one measurement is taken	Speciation
character	The chemical sample speciation (as nitrogen, as phosphorus..)

Examples

GetVariables("http://worldwater.byu.edu/app/index.php/rushvalley/services/cuahsi_1_1.asmx?WSDL")