Use this RegEx to match a minecraft username JavaEdition only!

https://docs.asciidoctor.org/asciidoc/latest/blocks/add-title/

eee

租赁

Parses the auth log on standard linux machines into useful groups.

https://docs.asciidoctor.org/asciidoc/latest/attributes/attribute-entries/

https://docs.asciidoctor.org/asciidoc/latest/attributes/attribute-entries/

https://docs.asciidoctor.org/asciidoc/latest/lists/unordered/

https://docs.asciidoctor.org/asciidoc/latest/comments/

https://docs.asciidoctor.org/asciidoc/latest/blocks/delimited/

https://docs.asciidoctor.org/asciidoc/latest/blocks/delimited/

Safe EMail validation protected against ReDos attack. Exclude all non conventionnal special char like #{%... only accept . - and _. . EMail can't start with number or specials chars. Domain accept only one subdomain and ip are available 63 Maximum characters accepted Check for valid IP

regex grouping demo

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Safe EMail validation protected against ReDos attack. It exclude all non conventionnal special char like #{%... only accept . - and _. . EMail can't start with number or specials chars. Domain accept only one subdomain and ip are available 63 Maximum characters accepted

https://docs.asciidoctor.org/asciidoc/latest/text/highlight/

https://docs.asciidoctor.org/asciidoc/latest/text/text-span-built-in-roles

https://docs.asciidoctor.org/asciidoc/latest/blocks/hard-line-breaks/

The expression is intended for finding one or more embedded Base64 Data URI in an HTML document. It will not find matches for any HTML surrounding the encoded Data URI match ( tag or src attributes), just the encoded data and MIME header, all that's needed to decode. The MIME type is for images in ...

https://docs.asciidoctor.org/asciidoc/latest/text/subscript-and-superscript/