Does the string match a pattern?

Does the string match a pattern?

Usage

isMatchingFixed(x, pattern)

isMatchingRegex(x, pattern)

isNotMatchingFixed(x, pattern)

isNotMatchingRegex(x, pattern)

allAreMatchingFixed(x, pattern)

allAreMatchingRegex(x, pattern)

allAreNotMatchingFixed(x, pattern)

allAreNotMatchingRegex(x, pattern)

allAreSystemCommands(x)

Arguments

x

Object.

pattern

character(1). Pattern to use for matching.

Value

logical.

Functions

• isMatchingFixed(): Vectorized.

• isMatchingRegex(): Vectorized.

• isNotMatchingFixed(): Vectorized.

• isNotMatchingRegex(): Vectorized.

• allAreMatchingFixed(): Scalar.

• allAreMatchingRegex(): Scalar.

• allAreNotMatchingFixed(): Scalar.

• allAreNotMatchingRegex(): Scalar.

• allAreSystemCommands(): Scalar.

Note

Updated 2022-12-14.

See also

• grepl().

• stringi::stri_detect_regex().

• stringi::stri_detect_fixed().

• stringr::str_detect().

• assertive.strings::is_matching_regex().

• assertive.strings::is_matching_fixed().

• assertive.strings::is_not_matching_regex().

• assertive.strings::is_not_matching_fixed().

Examples

## TRUE ====
isMatchingRegex(x = "foobar", pattern = "^f")
#> [1] TRUE
isNotMatchingRegex(x = "foobar", pattern = "^b")
#> [1] TRUE

isMatchingFixed(x = "foobar", pattern = "bar")
#> [1] TRUE
isNotMatchingFixed(x = "foo", pattern = "bar")
#> [1] TRUE