Regular Expressions 101

1st Alternative\b[\(\d\s\)-]{8,}\b

\ban ASCII word boundary

Character Class[\(\d\s\)-]{8,}

{8,}matches at least 8 characters from the set below:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\da digit

\sany whitespace character

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\ban ASCII word boundary

2nd Alternative(\d\s?){8,12}\b

Group 1(\d\s?){8,12}

{8,12}repeats the group contents below between 8 and 12 times:

\da digit

\s?optionally matches any whitespace character

\ban ASCII 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

\b[\(\d\s\)-]{8,}\b|(\d\s?){8,12}\b

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Regular Expression

Extraction