Regular Expressions 101

^start of string

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 , (44₁₀ / 54₈ / 2C₁₆)

Negated Character Class[^\S\n]*

*matches any number of characters outside the set below:

\Sany non-whitespace character

\na line-feed (newline) character (ASCII 10)

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)

Non-Capturing Group(?:\n[a-zA-Z0-9]+,[^\S\n]*[a-zA-Z0-9]+)*

*repeats the group contents below any number of times:

\na line-feed (newline) character (ASCII 10)

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 , (44₁₀ / 54₈ / 2C₁₆)

Negated Character Class[^\S\n]*

*matches any number of characters outside the set below:

\Sany non-whitespace character

\na line-feed (newline) character (ASCII 10)

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)

$end of string

Detailed match information will be displayed here automatically.

26 tokens

Regular Expression

^[a-zA-Z0-9]+,[^\S\n]*[a-zA-Z0-9]+(?:\n[a-zA-Z0-9]+,[^\S\n]*[a-zA-Z0-9]+)*$

New

TEST12345, R5045876
EUDONOT1234, EF2345Y
AB345EEI2,FT0123

TEST12345, R5045876
EUDONOT1234, EF2345Y
AB345EEI2,FT0123