Regular Expressions 101

/api/pingthe literal text /api/ping (case sensitive)

Non-Capturing Group(?:(?:/[^/\s]+)*\.\S+|$)

1st Alternative(?:/[^/\s]+)*\.\S+

Non-Capturing Group(?:/[^/\s]+)*

*repeats the group contents below any number of times:

/the literal / (47₁₀ / 57₈ / 2F₁₆)

Negated Character Class[^/\s]+

+matches at least one character outside the set below:

/the literal / (47₁₀ / 57₈ / 2F₁₆)

\sany whitespace character

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\S+any non-whitespace character, repeated at least once

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.

25 tokens

Regular Expression

/api/ping(?:(?:/[^/\s]+)*\.\S+|$)

New

/api/ping.json
/api/ping
/api/ping/xxx/sss.json
/api/ping.xml

/api/ping/.json
/api/pingpong
/api/ping_pong
/api/ping-pong

/api/ping.json
/api/ping
/api/ping/xxx/sss.json
/api/ping.xml

/api/ping/.json
/api/pingpong
/api/ping_pong
/api/ping-pong