Regular Expressions 101

Save & Share

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

Flavor

  • PCRE2 (PHP >=7.3)
  • PCRE (PHP <7.3)
  • ECMAScript (JavaScript)
  • Python
  • Golang
  • Java 8

Function

  • Match
  • Substitution
  • List
  • Unit Tests
"
[^ḊḢṚUṖṪ]*
"
Match a single character not present in the list below
[^ḊḢṚUṖṪ]
* matches the previous token between zero and unlimited times, as many times as possible, giving back as needed (greedy)
ḊḢṚUṖṪ
matches a single character in the list ḊḢṚUṖṪ (case sensitive)
Your regular expression does not match the subject string.

Regular Expression
No Match

r"
"

Test String