Regular Expressions 101

Explanation

Pro

1st Alternative(?<=\.org)((?:\/kr\/customer\/account\/forgotpassword\/)(\?.+)?)

Positive Lookbehind(?<=\.org)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

orgthe literal text org (case sensitive)

Group 1((?:\/kr\/customer\/account\/forgotpassword\/)(\?.+)?)

Non-Capturing Group(?:\/kr\/customer\/account\/forgotpassword\/)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

krthe literal text kr (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

customerthe literal text customer (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

accountthe literal text account (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

forgotpasswordthe literal text forgotpassword (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 2(\?.+)?

?repeats the group contents below at most once:

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

.+any character (except for line terminators), repeated at least once

2nd Alternative((?:\/partners\/boeing\/customer\/account\/forgotpassword\/)(\?.+)?)(?:(?= )|$)

Group 3((?:\/partners\/boeing\/customer\/account\/forgotpassword\/)(\?.+)?)

Non-Capturing Group(?:\/partners\/boeing\/customer\/account\/forgotpassword\/)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

partnersthe literal text partners (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

boeingthe literal text boeing (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

customerthe literal text customer (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

accountthe literal text account (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

forgotpasswordthe literal text forgotpassword (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 4(\?.+)?

?repeats the group contents below at most once:

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

.+any character (except for line terminators), repeated at least once

Non-Capturing Group(?:(?= )|$)

1st Alternative(?= )

Positive Lookahead(?= )

the literal (32₁₀ / 40₈ / 20₁₆)

2nd Alternative$

$end of line

Global pattern flags

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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

(?<=\.org)((?:\/kr\/customer\/account\/forgotpassword\/)(\?.+)?)|((?:\/partners\/boeing\/customer\/account\/forgotpassword\/)(\?.+)?)(?:(?= )|$)

New

http://google.com/abc
localhost/.
localhost.
localhost/
http://stackoverflow.com/questions/ask
google.com

https://oncall3464-donate.d2.worldvision.org/kr/customer/account/forgotpassword/?camp=23984

https://oncall3464-donate.d2.worldvision.org/kr/customer/account/forgotpassword/?camp=23984s

https://oncall3464-donate.d2.worldvision.org/kr/customer/account/forgotpassword/
https://oncall3464-donate.d2.worldvision.org/partners/boeing/customer/account/forgotpassword/?camp=23453

https://oncall3464-donate.d2.worldvision.org/partners/boeing/customer/account/forgotpassword/

https://oncall3464-donate.d2.worldvision.org/partners/boeing/customer/account/forgotpassword/something

https://oncall3464-donate.d2.worldvision.org/something/partners/boeing/customer/account/forgotpassword/

Extraction

http://google.com/abc
localhost/.
localhost.
localhost/
http://stackoverflow.com/questions/ask
google.com

https://oncall3464-donate.d2.worldvision.org/kr/customer/account/forgotpassword/?camp=23984

https://oncall3464-donate.d2.worldvision.org/kr/customer/account/forgotpassword/?camp=23984s

https://oncall3464-donate.d2.worldvision.org/kr/customer/account/forgotpassword/
https://oncall3464-donate.d2.worldvision.org/partners/boeing/customer/account/forgotpassword/?camp=23453

https://oncall3464-donate.d2.worldvision.org/partners/boeing/customer/account/forgotpassword/

https://oncall3464-donate.d2.worldvision.org/partners/boeing/customer/account/forgotpassword/something

https://oncall3464-donate.d2.worldvision.org/something/partners/boeing/customer/account/forgotpassword/