Regular Expressions 101

Pro

^start of line

Character Class[a-zA-Z0-9]+

+matches at least one character from the set below:

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

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

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

@the literal @ (64₁₀ / 100₈ / 40₁₆)

.any character (except for line terminators)

Character Class[a-z]+

+matches at least one character from the set below:

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

.any character (except for line terminators)

Character Class[a-z]+

+matches at least one character from the set below:

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

$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

^[a-zA-Z0-9]+@.[a-z]+.[a-z]+$

New

kayush232@gmail.com
email@example.com
firstname.lastname@example.com
email@subdomain.example.com
firstname+lastname@example.com
email@123.123.123.123
email@[123.123.123.123]
"email"@example.com
1234567890@example.com
email@example-one.com
_______@example.com
email@example.name
email@example.museum
email@example.co.jp
firstname-lastname@example.com