Regular Expressions 101

@regex101
Donate
Sponsor
Contact
Bug Reports & Feedback
Wiki
Whats new?

Save & Share

  • Save Regex
    ctrl+s
  • Update Regex
    ctrl+⇧+s

Flavor

  • PCRE2 (PHP >=7.3)
  • PCRE (PHP <7.3)
  • ECMAScript (JavaScript)
  • Python 2.7
  • Golang (RE2)

Function

  • Match
  • Substitution
  • List
  • Unit Tests
/
\([0-9]{2}\) 9?[0-9]{4}-[0-9]{4}
/
gm
\( matches the character ( literally (case sensitive)
Match a single character present in the list below
[0-9]{2}
{2} Quantifier — Matches exactly 2 times
0-9 a single character in the range between 0 (index 48) and 9 (index 57) (case sensitive)
\) matches the character ) literally (case sensitive)
matches the character literally (case sensitive)
9?
matches the character 9 literally (case sensitive)
? Quantifier — Matches between zero and one times, as many times as possible, giving back as needed (greedy)
Match a single character present in the list below
[0-9]{4}
{4} Quantifier — Matches exactly 4 times
0-9 a single character in the range between 0 (index 48) and 9 (index 57) (case sensitive)
- matches the character - literally (case sensitive)
Match a single character present in the list below
[0-9]{4}
{4} Quantifier — Matches exactly 4 times
0-9 a single character in the range between 0 (index 48) and 9 (index 57) (case sensitive)
Global pattern flags
g modifier: global. All matches (don't return after first match)
m modifier: multi line. Causes ^ and $ to match the begin/end of each line (not only begin/end of string)
Your regular expression does not match the subject string.

Regular Expression
No Match

/
/
gm

Test String