Regular Expressions 101

\"the literal " (34₁₀ / 42₈ / 22₁₆)

addressthe literal text address (case sensitive)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

Group api(?<api>[\w\/:]+?)

Character Class[\w\/:]+?

+?matches at least one character from the set below:

\wany word character

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Positive Lookahead(?=([a-z0-9]+\-[a-z0-9-]+)|$)

1st Alternative([a-z0-9]+\-[a-z0-9-]+)

Group 2([a-z0-9]+\-[a-z0-9-]+)

Character Class[a-z0-9]+

+matches at least one character from the set below:

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

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

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[a-z0-9-]+

+matches at least one character from the set below:

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

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

2nd Alternative$

$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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

\"address\":\"(?<api>[\w\/:]+?)(?=([a-z0-9]+\-[a-z0-9-]+)|$)

Test String
New

"address":"http://test/services/user/v1/deleteUser/342ad-123m4-r43rm-144dgdg
"address":"http://test/services/user/v2/deleteUser/delete/342ad-123m4-r43rm-144dgdg
"address":"http://test/services/user/v2/deleteUser

Regular Expression

Test StringNew

ExtractionProcessing...

Test String
New

Extraction
Processing...