DescTools (version 0.99.18)

StrExtract: Extract Part of a String

Description

Extract a part of a string, defined as regular expression.

Usage

StrExtract(x, pattern)

Arguments

x
a character vector where matches are sought, or an object which can be coerced by as.character to a character vector.

pattern
character string containing a regular expression (or character string for fixed = TRUE) to be matched in the given character vector. Coerced by as.character to a character string if possible. If a character vector of length 2 or more is supplied, the first element is used with a warning. Missing values are not allowed.

Value

Details

The function wraps regexpr and regmatches.

See Also

regexpr, regmatches

Examples

Run this code
txt <- c("G1:E001", "G2:E002", "G3:E003")
# extract everything after the :
StrExtract(":.*", txt)

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