Regular Expressions 101

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]?

?matches at most 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)

Group 1(\/[0-9]+[a-zA-Z])?

?repeats the group contents below at most once:

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

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)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

26 tokens

Regular Expression

[0-9]+[a-zA-Z]?(\/[0-9]+[a-zA-Z])?

New

1111111c/1111111
11a/111b
11/11a
11/112
111121112

1111111C/
1111111c/
/1111111c
ccccccc/11111
1111/cccc

1111111c/1111111
11a/111b
11/11a
11/112
111121112

1111111C/
1111111c/
/1111111c
ccccccc/11111
1111/cccc