Regular Expressions 101

^start of line

Group 1(.*?)

.*?any Unicode character (except for line terminators), repeated any number of times

Non-Capturing Group(?:\s*((?:[a-zA-Z]+[0-9]|[0-9]+[a-zA-Z]).*))?

?repeats the group contents below at most once:

\s*a Unicode whitespace character, repeated any number of times

Group 2((?:[a-zA-Z]+[0-9]|[0-9]+[a-zA-Z]).*)

Non-Capturing Group(?:[a-zA-Z]+[0-9]|[0-9]+[a-zA-Z])

1st Alternative[a-zA-Z]+[0-9]

Character Class[a-zA-Z]+

+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)

Character Class[0-9]

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

2nd Alternative[0-9]+[a-zA-Z]

Character Class[0-9]+

+matches at least one character from the set below:

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

Character Class[a-zA-Z]

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

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

.*any Unicode character (except for line terminators), repeated any number of times

$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

^(.*?)(?:\s*((?:[a-zA-Z]+[0-9]|[0-9]+[a-zA-Z]).*))?$

New

WASHER tey DIN6340 10.5 C 35;
CABINET EL
CYLINDER SCREW
M12x N15