Regular Expressions 101

1st Alternative(([A-z.]{3,9}|[0-9]{1,2}) [0-9]{1,2}[, ]{1,2}[0-9]{1,4})

Group 1(([A-z.]{3,9}|[0-9]{1,2}) [0-9]{1,2}[, ]{1,2}[0-9]{1,4})

Group 2([A-z.]{3,9}|[0-9]{1,2})

1st Alternative[A-z.]{3,9}

Character Class[A-z.]{3,9}

{3,9}matches between 3 and 9 characters from the set below:

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

.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative[0-9]{1,2}

Character Class[0-9]{1,2}

{1,2}matches between 1 and 2 characters from the set below:

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

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[0-9]{1,2}

{1,2}matches between 1 and 2 characters from the set below:

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

Character Class[, ]{1,2}

{1,2}matches between 1 and 2 characters from the set below:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[0-9]{1,4}

{1,4}matches between 1 and 4 characters from the set below:

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

2nd Alternative(([A-z.]{3,9}|[0-9]{1,2})[ ,][0-9]{1,4})

Group 3(([A-z.]{3,9}|[0-9]{1,2})[ ,][0-9]{1,4})

Group 4([A-z.]{3,9}|[0-9]{1,2})

1st Alternative[A-z.]{3,9}

Character Class[A-z.]{3,9}

{3,9}matches between 3 and 9 characters from the set below:

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

.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative[0-9]{1,2}

Character Class[0-9]{1,2}

{1,2}matches between 1 and 2 characters from the set below:

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

Character Class[ ,]

the literal (32₁₀ / 40₈ / 20₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Character Class[0-9]{1,4}

{1,4}matches between 1 and 4 characters from the set below:

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

3rd Alternative([0-9]{1,4})

Group 5([0-9]{1,4})

Character Class[0-9]{1,4}

{1,4}matches between 1 and 4 characters from the set below:

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

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

(([A-z.]{3,9}|[0-9]{1,2}) [0-9]{1,2}[, ]{1,2}[0-9]{1,4})|(([A-z.]{3,9}|[0-9]{1,2})[ ,][0-9]{1,4})|([0-9]{1,4})

Test String
New

May 5, 2010
2010
Mar. 1990
5 1990

Regular Expression

Test StringNew

ExtractionProcessing...

Test String
New

Extraction
Processing...