biogeo (version 1.0)

fieldsmissing: Determines whether any of the required fields are missing from the dataframe

Description

Several functions require a particular set of columns with specific names. The required fields are: ID, x, y, Species, x_original, y_original, Correction, Modified, Reason and Exclude. Required fields that are missing can be added using addmainfields.

Usage

fieldsmissing(dat, fields)

Arguments

dat

a dataframe containing several columns, including the x- and y-coordinates

fields

a character vector of the field names that are required

Value

An error is returned if any of the fields are missing

See Also

checkdatastr, addmainfields

Examples

data(dat)
fieldsmissing(dat,fields=c("ID","x","y"))