π§©Regex
Last updated
Last updated
π Regex debugger
π Symbol
π Description
.
Single character
^
Start of a string
$
End of a string
[]
One of the set of characters within []
[a-z]
One of the range of characters
[^abc]
Not a
, b
or c
[ab]
a
or b
(a
and b
are strings)
()
Scoping for operators
(?:<pattern>)
Passive grouping (details)
\
Escape character
π Symbol
π Description
π€― Equivalent
\b
Word boundary
\d
Any digit
[0-9]
\D
Any non-digit
[^0-9]
\s
Any whitespace
[ \t\n\r\f\v]
\S
Any non-whitespace
[^ \t\n\r\f\v]
\w
Alphanumeric character
[a-zA-Z0-9_]
\W
Non-alphanumeric character
[^a-zA-Z0-9_]
π Symbol
π Description
*
Zero or more occurrences
+
One or more occurrences
?
Zero or one occurrences
{n}
Exactly n
repetitions
{n,}
At least n
repetitions
{,n}
At most n
repetitions
{m,n}
At least m
and at most n
repetitions
𧩠Regex
π Description
^.*SOME_STRING.*\n
Finds all lines start with specific string