Oniguruma-To-ES REPL

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flags i ignoreCase m dotAll (JS flag s) x Insignificant whitespace and comments D Digit is ASCII S Space is ASCII W Word is ASCII

target

JS version support needed for generated regexes. auto sets the value based on your env. accuracy default permits a few close approximations to support additional features

More options

global Add JS flag g to result

hasIndices Add JS flag d to result

avoidSubclass Disables advanced emulation that relies on a RegExp subclass

verbose Disables optimizations that simplify the pattern without changing the meaning

allowOrphanBackrefs Useful with TextMate grammars that merge backrefs across begin and end patterns

allowUnhandledGAnchors Removes unsupported uses of \G, rather than erroring

asciiWordBoundaries Use ASCII-based \b and \B

captureGroup Unnamed captures and numbered calls allowed when using named capture

maxRecursionDepth Use 2 to 100, or null to disable recursion

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See Readme: Options for the details of each option. The output shows the result of calling toRegExp. Functions toDetails and toOnigurumaAst can also be run from the console on this page. Pretty-print ASTs by passing them to printAst.