Exemple

Regex à ajouter

Numéro de téléphone français

0612344556 , +33655667789

^((\+)33|0)[1-9](\d{2}){4}$

Numéro de SIREN français

36252187900034

^[0-9]{14}$

Numéro de SIRET français

362521879

^[0-9]{9}$

Character

Meaning

Example

*

Match zero, one or more of the previous

Ah* matches "Ahhhhh" or "A"

?

Match zero or one of the previous

Ah? matches "Al" or "Ah"

+

Match one or more of the previous

Ah+ matches "Ah" or "Ahhh" but not "A"

\

Used to escape a special character

Hungry\? matches "Hungry?"

.

Wildcard character, matches any character

do.* matches "dog", "door", "dot", etc.

( )

Group characters

See example for |

[ ]

Matches a range of characters

[cbf]ar matches "car", "bar", or "far"
​[0-9]+ matches any positive integer
​[a-zA-Z] matches ascii letters a-z (uppercase and lower case)
​[^0-9] matches any character not 0-9.

|

Matches previous OR next character/group

(Mon|Tues)day matches "Monday" or "Tuesday"

{ }

Matches a specified number of occurrences of the previous

[0-9]{3} matches "315" but not "31"
​[0-9]{2,4} matches "12", "123", and "1234"
​[0-9]{2,} matches "1234567..."

^

Beginning of a string. Or within a character range [] negation.

^http matches strings that begin with http, such as a url.
​[^0-9] matches any character not 0-9.

$

End of a string.

ing$ matches "exciting" but not "ingenious"