multimatch: Match with multiple matching possible.

In tobyjohnson/gtx: Genetics ToolboX

Description

Function to represent results of matching when each query argument may match multiple elements in the target.

Usage

multimatch(query, target, values, sep = ",", use.unique = TRUE)

Arguments

query	Vector of values to be matched.
target	Vector of values that query is to be matched against.
values	Vector of values to be returned for matches in target.
sep	Character to separate values for multiple matches.
use.unique	Logical flag indicating whether to return unique set of values only.

Value

A character vector of length length(query).

Author(s)

Toby Johnson [e-mail]

Examples

bmidata <- data.frame(subject = c("A001", "A002", "A003", "A003"),
                      year = c(2001, 2001, 2001, 2005),
                      bmi = c(21.3, 29.7, 25.5, 22.3))
multimatch(c("A002", "A003"), bmidata$subject, bmidata$bmi)

tobyjohnson/gtx documentation built on Aug. 30, 2019, 8:07 p.m.