Regular Expressions 101

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  • PCRE2 (PHP >=7.3)
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  • Match
  • Substitution
  • List
  • Unit Tests (18)

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Regular Expression

Regex Versions

/

Delimiters

/

Regex Flags

Unit Tests

given the string 100 assert that regex does match
given the string 0 assert that regex does match
given the string 10 assert that regex does match
given the string 50 assert that regex does match
given the string 1,56 assert that regex does match
given the string 1.25 assert that regex does match
given the string 50,5 assert that regex does match
given the string 200 assert that regex does not match
given the string 250 assert that regex does not match
given the string 275.25 assert that regex does not match
given the string 100-2 assert that regex does not match
given the string 1-2 assert that regex does not match
given the string -12 assert that regex does not match
given the string -12.5 assert that regex does not match
given the string -1,5 assert that regex does not match
given the string 1500 assert that regex does not match
given the string 100,00 assert that regex does match
given the string empty string assert that regex does not match

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Regex Debugger

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