regex101: URL Validator and Slicer

Pro

^start of line

Group 1((?:http(?:s)?:\/\/)?)

Non-Capturing Group(?:http(?:s)?:\/\/)?

?repeats the group contents below at most once:

httpthe literal text http (case insensitive)

Non-Capturing Group(?:s)?

?repeats the group contents below at most once:

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case insensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 2((?:www\.)?[a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b)

Non-Capturing Group(?:www\.)?

?repeats the group contents below at most once:

wwwthe literal text www (case insensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[a-zA-Z0-9@:%._\+~#=]{2,256}

{2,256}matches between 2 and 256 characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case insensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case insensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

%the literal % (37₁₀ / 45₈ / 25₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

~the literal ~ (126₁₀ / 176₈ / 7E₁₆)

#the literal # (35₁₀ / 43₈ / 23₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[a-z]{2,6}

{2,6}matches between 2 and 6 characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case insensitive)

\ba Unicode word boundary

Group 3((?:\:\d+)?)

Non-Capturing Group(?:\:\d+)?

?repeats the group contents below at most once:

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

\d+a Unicode decimal digit, repeated at least once

Group 4((?:[-\w@:%\+.~#&/=]*)?)

Non-Capturing Group(?:[-\w@:%\+.~#&/=]*)?

?repeats the group contents below at most once:

Character Class[-\w@:%\+.~#&/=]*

*matches any number of characters from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\wa Unicode word character

@the literal @ (64₁₀ / 100₈ / 40₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

%the literal % (37₁₀ / 45₈ / 25₁₆)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

~the literal ~ (126₁₀ / 176₈ / 7E₁₆)

#the literal # (35₁₀ / 43₈ / 23₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

/the literal / (47₁₀ / 57₈ / 2F₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Group 5((?:\?[-\w%\+.~#&=]*)?)

Non-Capturing Group(?:\?[-\w%\+.~#&=]*)?

?repeats the group contents below at most once:

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Character Class[-\w%\+.~#&=]*

*matches any number of characters from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\wa Unicode word character

%the literal % (37₁₀ / 45₈ / 25₁₆)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

~the literal ~ (126₁₀ / 176₈ / 7E₁₆)

#the literal # (35₁₀ / 43₈ / 23₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

$end of line

Global pattern flags

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

g modifier: global. Finds all matches instead of stopping after the first

25 tokens

Regular Expression

^((?:http(?:s)?:\/\/)?)((?:www\.)?[a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b)((?:\:\d+)?)((?:[-\w@:%\+.~#&/=]*)?)((?:\?[-\w%\+.~#&=]*)?)$

http://www.google.com/asd/asdasd?param&other_param=5
http://ping.blogoon.net/??
http://username:password@mydomain.com/ping.weblogalot.com/rpc.php/
https://ping.wordblog.de/
pinger.blogflux.com/rpc/?
rcs.datashed.net/RPC2
http://rpc.blogcatalog.com/
www.php.net
http://rpc.blogrolling.com/pinger/
http://rpc.icerocket.com:10080/
http://rpc.tailrank.com/
http://rssfwd.com/xmlrpc/api
ftp://rssfwd.com/xmlrpc/api
http://services.newsgator.com/ngws/xmlrpcping.aspx
http://trackback.bakeinu.jp/bakeping.php
https://weblogues.com/RPC/
https://xianguo.com/xmlrpc/ping.php
svn://zhuaxia.com/rpc/server.php
https://google.us.edi?34535/534534?dfg=g&fg
http://www.website.com:8080/subpage/section?parameters

Substitution

http://www.google.com/asd/asdasd?param&other_param=5
http://ping.blogoon.net/??
http://username:password@mydomain.com/ping.weblogalot.com/rpc.php/
https://ping.wordblog.de/
pinger.blogflux.com/rpc/?
rcs.datashed.net/RPC2
http://rpc.blogcatalog.com/
www.php.net
http://rpc.blogrolling.com/pinger/
http://rpc.icerocket.com:10080/
http://rpc.tailrank.com/
http://rssfwd.com/xmlrpc/api
ftp://rssfwd.com/xmlrpc/api
http://services.newsgator.com/ngws/xmlrpcping.aspx
http://trackback.bakeinu.jp/bakeping.php
https://weblogues.com/RPC/
https://xianguo.com/xmlrpc/ping.php
svn://zhuaxia.com/rpc/server.php
https://google.us.edi?34535/534534?dfg=g&fg
http://www.website.com:8080/subpage/section?parameters