{% extends "base.html" %} {% block title %}Example Regular Expressions (20){% endblock %} {% block content %}
The following are regular expression examples which will match:
^.*$
^$
\s+
(?n\s+)
(?n\s*?\n\s*)
(?:\d{1,3}(?:\.\d{1,3}){3})
[ACDF-IK-PR-W][A-Z]
(?:http://)?www\.\S+
(?i(?n<(\S+)\s+\1>))
<[A-Z][^a-z\s]*>