Regular Expressions 101

\(?optionally matches the literal ( (40₁₀ / 50₈ / 28₁₆)

Non-Capturing Group(?:1-)?

?repeats the group contents below at most once:

1-the literal text 1-

\ba Unicode word boundary

Character Class[2-9]

2-9one character from 2 (50₁₀) to 9 (57₁₀)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

\)?optionally matches the literal ) (41₁₀ / 51₈ / 29₁₆)

Character Class[-. \/]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Character Class[2-9]

2-9one character from 2 (50₁₀) to 9 (57₁₀)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

Character Class[-. ]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[0-9]{4}

{4}matches exactly 4 characters from the set below:

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

\ba Unicode word boundary

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

\(?(?:1-)?\b[2-9][0-9]{2}\)?[-. \/]?[2-9][0-9]{2}[-. ]?[0-9]{4}\b

New

800-569-0123
1-866-523-4176
(324)442-9843
(212) 332-1200
713/853-5620
713 853-0357
713 837 1749
123 223 1222
222 222 22222