Regular Expressions 101

Pro

^start of line

Group 1([A-z][0-9]+)

Character Class[A-z]

A-zone character from A (65₁₀) to z (122₁₀) (case sensitive)

Character Class[0-9]+

+matches at least one character from the set below:

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

$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

^([A-z][0-9]+)$

New

N00044
n0
n09
n099
AS2
Nf2
nf_2
nf 08
n09 0
N 0009
N000a

N00044
n0
n09
n099
AS2
Nf2
nf_2
nf 08
n09 0
N 0009
N000a