Returns a regular expression that matches only ASCII characters as digits.
func asciiOnlyDigits(_ useASCII: Bool = true) -> Regex<Regex<Output>.RegexOutput> A Boolean value indicating whether to match only ASCII characters as digits.
The modified regular expression.
import _StringProcessingstruct Regex<Output>A regular expression.
@frozen struct BoolA value type whose instances are either true or false.
init(_ pattern: String, as outputType: Output.Type = Output.self) throws Creates a regular expression from the given string, using the specified capture type.
init?(_ regex: Regex<AnyRegexOutput>, as outputType: Output.Type = Output.self) Creates a regular expression with a strongly-typed capture list from the given regular expression.
init(verbatim verbatimString: String) Creates a regular expression that matches the given string exactly, as though every metacharacter in it was escaped.
var regex: Regex<Output> { get }func anchorsMatchLineEndings(_ matchLineEndings: Bool = true) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression where the start and end of input anchors (^ and $) also match against the start and end of a line.
func asciiOnlyCharacterClasses(_ useASCII: Bool = true) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression that matches only ASCII characters when matching character classes.
func asciiOnlyWhitespace(_ useASCII: Bool = true) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression that matches only ASCII characters as space characters.
func asciiOnlyWordCharacters(_ useASCII: Bool = true) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression that matches only ASCII characters as word characters.
func contains(captureNamed name: String) -> Bool Returns a Boolean value indicating whether a named capture with the given name exists.
func dotMatchesNewlines(_ dotMatchesNewlines: Bool = true) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression where the “any” metacharacter (.) also matches against the start and end of a line.
func firstMatch(in string: String) throws -> Regex<Output>.Match? Returns the first match for this regex found in the given string.
func firstMatch(in string: Substring) throws -> Regex<Output>.Match? Returns the first match for this regex found in the given substring.
func ignoresCase(_ ignoresCase: Bool = true) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression that ignores case when matching.
func matchingSemantics(_ semanticLevel: RegexSemanticLevel) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression that matches with the specified semantic level.
func prefixMatch(in string: String) throws -> Regex<Output>.Match? Returns a match if this regex matches the given string at its start.
func prefixMatch(in string: Substring) throws -> Regex<Output>.Match? Returns a match if this regex matches the given substring at its start.
func repetitionBehavior(_ behavior: RegexRepetitionBehavior) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression where quantifiers use the specified behavior by default.
func wholeMatch(in string: String) throws -> Regex<Output>.Match? Returns a match if this regex matches the given string in its entirety.
func wholeMatch(in string: Substring) throws -> Regex<Output>.Match? Returns a match if this regex matches the given substring in its entirety.
func wordBoundaryKind(_ wordBoundaryKind: RegexWordBoundaryKind) -> Regex<Regex<Output>.RegexOutput> Returns a regular expression that uses the specified word boundary algorithm.
@dynamicMemberLookup struct MatchThe result of matching a regular expression against a string.