regex101: PCRE2 (PHP) Substitution Workspace

Pro

Group 1(\S+ \S+)

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

the literal (32₁₀ / 40₈ / 20₁₆)

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

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[A-Za-z]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

Negative Lookahead(?!\S)

\Sany non-whitespace character

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

25 tokens

Regular Expression

(\S+ \S+) [A-Za-z]+(?!\S)

New

Aaaaba fossicollis
Aaadonta constricta babelthuapi
Aaadonta constricta constricta
Aaadonta constricta komakanensis
Aaadonta constricta ssp. 2 DAB-2020
Aaadonta irregularis
Aaadonta sp. 1 DAB-2020
Aaadonta sp. DAB-2021
Aacanthocnema dobsoni
Aagaardia protensa
Aaptos aaptos

Substitution

$1

Aaaaba fossicollis
Aaadonta constricta babelthuapi
Aaadonta constricta constricta
Aaadonta constricta komakanensis
Aaadonta constricta ssp. 2 DAB-2020
Aaadonta irregularis
Aaadonta sp. 1 DAB-2020
Aaadonta sp. DAB-2021
Aacanthocnema dobsoni
Aagaardia protensa
Aaptos aaptos