Regular Expressions 101

^start of line

Character Class[A-Z.,'-]

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

.the literal . (46₁₀ / 56₈ / 2E₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 1([A-Z.,' -]*[A-Z.,'-])?

?repeats the group contents below at most once:

Character Class[A-Z.,' -]*

*matches any number of characters from the set below:

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

.the literal . (46₁₀ / 56₈ / 2E₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[A-Z.,'-]

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

.the literal . (46₁₀ / 56₈ / 2E₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

$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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

No unit tests · Add a test to get started

Search reference

Regular Expression

^[A-Z.,'-]([A-Z.,' -]*[A-Z.,'-])?$

There are no unit tests, click to add some.