Regular Expressions 101

^start of line

\w+a Unicode word character, repeated at least once

Non-Capturing Group(?:[.\-+!%]\w+)*

*repeats the group contents below any number of times:

Character Class[.\-+!%]

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

%the literal % (37₁₀ / 45₈ / 25₁₆)

\w+a Unicode word character, repeated at least once

@the literal @ (64₁₀ / 100₈ / 40₁₆)

\w+a Unicode word character, repeated at least once

Non-Capturing Group(?:[.\-]\w+)+

+repeats the group contents below at least once:

Character Class[.\-]

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

\w+a Unicode word character, repeated at least once

$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

^\w+(?:[.\-+!%]\w+)*@\w+(?:[.\-]\w+)+$

New

djsuhuh@gmail.com
jdh0-@gmail.com
gdfsr!@yahoo.com
dhalfush%bvc@gmail.com
jgff-dhdhdg-hhh@gmail.com
example.index@gmai.com
lurdes@gmail.com
marina-souza@example.com
dhsu!jama@exam.com

Regular Expression

Extraction