Regular Expressions 101

Character Class[a-zA-Z0-9._-]{1,99}

{1,99}matches between 1 and 99 characters 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 . (46₁₀ / 56₈ / 2E₁₆)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 1(@)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

Character Class[a-zA-Z0-9]{1,99}

{1,99}matches between 1 and 99 characters 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)

Group 2(.)

.any character (except for line terminators)

Character Class[a-zA-Z]{1,3}

{1,3}matches between 1 and 3 characters 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)

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

[a-zA-Z0-9._-]{1,99}(@)[a-zA-Z0-9]{1,99}(.)[a-zA-Z]{1,3}

New

lama.loca.loca123@inca.com

pio_pio@factory.com

carnival666@hellmail.com

la-lalai@gmail.com

//INVALID EMAILS
//spaces at start
 testmail@mail.com

//start with points
.testmail@mail.com

//finish with points
testmail@mail.com.

//spaces into the string
testm ail@mail.com

//Start/finish with any not number|letter char

testmail@mail.com.de
testmail@mail.de.org

Regular Expression

Extraction