Regular Expressions 101

Community Patterns

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Community Library Entry

0

Regular Expression
.NET 7.0 (C#)

@"
^((?'isolated_keywords'('none')|(deny))|((?'single'(?'just_scheme'[a-z]+\:)|(?'uri'(?'scheme'[a-z]+\:(?'scheme_separator'\/\/)?)?(?'host'[a-z0-9\-*]+\.[a-z0-9\-*.]+)(?'port':[0-9*]+)?)|('self')|(sameorigin))(?'list'((?'list_separator'\ )(?'list_content'(?'just_scheme_in_list'[a-z]+\:)|(?'uri_in_list'(?'scheme_in_list'[a-z]+\:(?'scheme_separator_in_list'\/\/)?)?(?'host_in_list'[a-z0-9\-*]+\.[a-z0-9\-*.]+)?(?'port_in_list':[0-9*]+)?)))+)?))$
"
gm

Description

A list of sources like accepted by the CSP:frame-ancestors header, plus the keywords of the X-Frame-Options header for some backward compatibility

Submitted by anonymous - 5 years ago (Last modified 8 months ago)