kotlin-stdlib / kotlin.text / toRegex toRegex Common JVM JS Native 1.0 fun String.toRegex(): Regex(source) Converts the string into a regular expression Regex with the default options. Common JVM JS Native 1.0 fun String.toRegex(option: RegexOption): Regex(source) Converts the string into a regular expression Regex with the specified single option. Common JVM JS Native 1.0 fun String.toRegex(options: Set<RegexOption>): Regex(source) Converts the string into a regular expression Regex with the specified set of options.