isCPR: Check if a variable consists of Danish CPR numbers

Description Usage Arguments Value See Also Examples

View source: R/isCPR.R

Description

A checkFunction that checks if v consists exclusively of valid Danish civil registration (CPR) numbers, ignoring missing values. This function is intended for use as a precheck in makeDataReport, ensuring that CPR numbers are not included in a dataMaid output document.

Usage

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isCPR(v, ...)

Arguments

v

A variable (vector) to check. This variable is allowed to have any class.

...

Not in use.

Value

A checkResult with three entires: $problem (a logical indicating whether the variable consists of CPR numbers), $message (if a problem was found, the following message: "Warning: The variable seems to consist of Danish civil registration (CPR) numbers.", otherwise "") and $problemValues (always NULL).

See Also

check, allCheckFunctions, checkFunction, checkResult

Examples

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CPRs <-  sapply(c("01011988", "02011987", "04052006", "01021990", "01021991",
                  "01021993", "01021994", "01021995", "01021996", "01021997",
                  "01021970", "01021971", "01021972", "01021973", "01021974"), dataMaid:::makeCPR)
nonCPRs <- c(1:10)
mixedCPRs <- c(CPRs, nonCPRs)

#identify problem
isCPR(CPRs)

#no problem as there are no CPRs
isCPR(nonCPRs)

#no problem because not ALL values are CPRs
isCPR(mixedCPRs)

dataMaid documentation built on Oct. 8, 2021, 9:08 a.m.