Regular Expressions 101

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  • PCRE2 (PHP >=7.3)
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/
^"[\d\/\s\:]+-\s+(?<name>[\w\s]+)
/
gm
^ asserts position at start of a line
" matches the character " literally (case sensitive)
Match a single character present in the list below
[\d\/\s\:]+
+ Quantifier — Matches between one and unlimited times, as many times as possible, giving back as needed (greedy)
\d matches a digit (equal to [0-9])
\/ matches the character / literally (case sensitive)
\s matches any whitespace character (equal to [\r\n\t\f\v ])
\: matches the character : literally (case sensitive)
- matches the character - literally (case sensitive)
\s+
matches any whitespace character (equal to [\r\n\t\f\v ])
+ Quantifier — Matches between one and unlimited times, as many times as possible, giving back as needed (greedy)
Named Capture Group name
(?<name>[\w\s]+)
Match a single character present in the list below
[\w\s]+
+ Quantifier — Matches between one and unlimited times, as many times as possible, giving back as needed (greedy)
\w matches any word character (equal to [a-zA-Z0-9_])
\s matches any whitespace character (equal to [\r\n\t\f\v ])
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.Try launching the debugger to find out why.

Regular Expression
No Match

/
/
gm

Test String

Regular Expressions 101

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