Regular Expressions 101

Explanation

Pro

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Group 1(\d+(?:\.\d+)?)

\d+a digit, repeated at least once

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

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Negated Character Class[^/\r\n]*

*matches any number of characters outside the set below:

/the literal / (47₁₀ / 57₈ / 2F₁₆)

\ra carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

$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

_(\d+(?:\.\d+)?)[^/\r\n]*$

New

Projects/75100/75120/75124/AR1/75124_AR1_HM2_81.03-test_ing-b405.tgz
Projects/75100/75130/75138/LM1/75138_LM1_HM2_81.03.tgz

Projects/75100/75120/75124/AR1/75124_AR1_HM2_81.03-test_ing-b405.tgz
Projects/75100/75130/75138/LM1/75138_LM1_HM2_81.03.tgz