regex_select: Subset columns using regular expression Subset columns from a...
In Hy4m/linkET: Everything is Linkable

regex_select

R Documentation

Subset columns using regular expression Subset columns from a data frame if column names match the regular pattern.

Description

Subset columns using regular expression Subset columns from a data frame if column names match the regular pattern.

Usage

regex_select(prefix = NULL, suffix = NULL, regex = NULL, ..., byrow = FALSE)

prefix_with(data, chr = "", ..., byrow = FALSE)

suffix_with(data, chr = "", ..., byrow = FALSE)

contain_with(data, chr = "", ..., byrow = FALSE)

Arguments

`prefix`	prefix of column names.
`suffix`	suffix of column names.
`regex`	other string (or regular expression) in column names.
`...`	other parameters passing to `grepl`.
`byrow`	logical, if TRUE will select rows based on regex.
`data`	a data frame.
`chr`	a character used to match the column names.