Regular Expressions 101

^start of line

\+?optionally matches the literal + (43₁₀ / 53₈ / 2B₁₆)

Non-Capturing Group(?:[()\h-]*\d[()\h-]*){6,12}

{6,12}repeats the group contents below between 6 and 12 times:

Character Class[()\h-]*

*matches any number of characters from the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\hany horizontal whitespace character

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\da digit

Character Class[()\h-]*

*matches any number of characters from the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\hany horizontal whitespace character

-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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

^\+?(?:[()\h-]*\d[()\h-]*){6,12}$

New

valid:

123456
+123456
+(12) (2)3-5-2

invalid:

1234
1 2 (3) 4
1233451231231