regex101: PCRE (Legacy) Match Workspace

^start of line

Group 1((((H|h)(T|t)|(F|f))(T|t)(P|p)((S|s)?))\:\/\/)?

?repeats the group contents below at most once:

Group 2(((H|h)(T|t)|(F|f))(T|t)(P|p)((S|s)?))

Group 3((H|h)(T|t)|(F|f))

1st Alternative(H|h)(T|t)

Group 4(H|h)

1st AlternativeH

Hthe literal H (72₁₀ / 110₈ / 48₁₆) (case sensitive)

2nd Alternativeh

hthe literal h (104₁₀ / 150₈ / 68₁₆) (case sensitive)

Group 5(T|t)

1st AlternativeT

Tthe literal T (84₁₀ / 124₈ / 54₁₆) (case sensitive)

2nd Alternativet

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

2nd Alternative(F|f)

Group 6(F|f)

1st AlternativeF

Fthe literal F (70₁₀ / 106₈ / 46₁₆) (case sensitive)

2nd Alternativef

fthe literal f (102₁₀ / 146₈ / 66₁₆) (case sensitive)

Group 7(T|t)

1st AlternativeT

Tthe literal T (84₁₀ / 124₈ / 54₁₆) (case sensitive)

2nd Alternativet

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

Group 8(P|p)

1st AlternativeP

Pthe literal P (80₁₀ / 120₈ / 50₁₆) (case sensitive)

2nd Alternativep

pthe literal p (112₁₀ / 160₈ / 70₁₆) (case sensitive)

Group 9((S|s)?)

Group 10(S|s)?

?repeats the group contents below at most once:

1st AlternativeS

Sthe literal S (83₁₀ / 123₈ / 53₁₆) (case sensitive)

2nd Alternatives

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

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 11(www.|[a-zA-Z0-9].)

1st Alternativewww.

2nd Alternative[a-zA-Z0-9].

Character Class[a-zA-Z0-9\-\.]+

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[a-zA-Z]{2,6}

Group 12(\:[0-9]{1,5})*

Group 13(\/($|[a-zA-Z0-9\.\,\;\?\'\\\+&%\$#\=~_\-]+))*

$end of line

Global pattern flags

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

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

25 tokens

Regular Expression

^((((H|h)(T|t)|(F|f))(T|t)(P|p)((S|s)?))\:\/\/)?(www.|[a-zA-Z0-9].)[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,6}(\:[0-9]{1,5})*(\/($|[a-zA-Z0-9\.\,\;\?\'\\\+&%\$#\=~_\-]+))*$

New

http://sites.google.com
https://192.168.0.1
www.google.com
http://google.com
ftp://user:password@www.example.com
news://www.example.com
http://www.test.com?pageid=123&testid=1524
http://www.âŒ˜.ws/
http://www.foo.com/blah_blah_(wikipedia)

http://www.test.com/?pageid=123&testid=1524

http://www,google.com
http://w,google.com
http://q,google.com

htftp://www.google.com

Extraction

http://sites.google.com
https://192.168.0.1
www.google.com
http://google.com
ftp://user:password@www.example.com
news://www.example.com
http://www.test.com?pageid=123&testid=1524
http://www.âŒ˜.ws/
http://www.foo.com/blah_blah_(wikipedia)

http://www.test.com/?pageid=123&testid=1524

http://www,google.com
http://w,google.com
http://q,google.com

htftp://www.google.com