regex101: Digital Object Identifier (DOI)

Explanation

Pro

\ban ASCII word boundary

Group 1(10\.[0-9]{4,}(?:\.[0-9]+)*\/(?:(?![\"&\'])\S)+)

10the literal text 10

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[0-9]{4,}

{4,}matches at least 4 characters from the set below:

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

Non-Capturing Group(?:\.[0-9]+)*

*repeats the group contents below any number of times:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

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

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:(?![\"&\'])\S)+

+repeats the group contents below at least once:

Negative Lookahead(?![\"&\'])

Character Class[\"&\']

\"the literal " (34₁₀ / 42₈ / 22₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

\Sany non-whitespace character

\ban ASCII word boundary

Global pattern flags

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

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

Quick Reference

26 tokens

Regular Expression

\b(10\.[0-9]{4,}(?:\.[0-9]+)*\/(?:(?![\"&\'])\S)+)\b

Herbst, D. M., Griffith, N. R.,  & Slama, K. M. (2014). Rodeo cowboys: Conforming to masculine norms and help-seeking behaviors for depression. Journal of Rural Mental Health, 38, 20–35. http://dx.doi.org/10.1037/rmh0000008

Herbst, D. M., Griffith, N. R.,  & Slama, K. M. (2014). Rodeo cowboys: Conforming to masculine norms and help- seeking behaviors for depression. Journal of Rural Mental Health, 38, 20–35. doi:10.1037/rmh0000008

Example: https://doi.org/10.5468/ogs.2016.59.1.1

"Quantum tomography: Measured measurement", Markus Aspelmeyer, nature physics January 2009, Volume 5, No 1, pp11-12; [doi:10.10.1038/nphys1170]

Held, Gilbert. Internetworking LANs and WANs (Second Edition), John Wiley & Sons, 1998, Published Online 05 Oct 2001. Chapter 1, Network Concepts (p 1-30) [doi:10.1002/0470841559.ch1]

Irino, T; Tada, R (2009): Chemical and mineral compositions of sediments from ODP Site 127-797. Geological Institute, University of Tokyo. [doi:10.1594/PANGAEA.726855]
Earthquake Even