Cheatsheet Regex
Panduan referensi cepat untuk ekspresi reguler dengan penyorotan kecocokan interaktif
Semua pemrosesan terjadi di browser Anda. Tidak ada data yang diunggah.
Cheatsheet Regex
Panduan referensi cepat untuk ekspresi reguler dengan penyorotan kecocokan interaktif
🔒Semua pemrosesan terjadi di browser Anda. Tidak ada data yang diunggah.
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Semua
Character Classes
Quantifiers
Anchors
Groups
Assertions
Flags
Character Classes
10
.Any character except newline
h.t\dDigit (0-9)
\d{3}\DNon-digit
\D+\wWord character (a-z, A-Z, 0-9, _)
\w+\WNon-word character
\W\sWhitespace (space, tab, newline)
\s+\SNon-whitespace character
\S+[abc]Any character in the set
[aeiou][^abc]Any character NOT in the set
[^aeiou][a-z]Any character in the range
[a-f]Quantifiers
8
*Zero or more
go*d+One or more
go+d?Zero or one (optional)
colou?r{n}Exactly n times
\d{4}{n,}n or more times
\d{2,}{n,m}Between n and m times
\d{2,4}*?Zero or more (lazy)
<.*?>+?One or more (lazy)
\w+?Anchors
4
^Start of string (or line in multiline)
^Hello$End of string (or line in multiline)
world$\bWord boundary
\bcat\b\BNon-word boundary
\BcatGroups
5
(abc)Capturing group
(ha)+(?:abc)Non-capturing group
(?:ha)+(?<name>abc)Named capturing group
(?<year>\d{4})\1Backreference to group 1
(\w+)\s\1(a|b)Alternation (a or b)
(cat|dog)Assertions
4
(?=abc)Positive lookahead
\w+(?=\s)(?!abc)Negative lookahead
\d+(?!\$)(?<=abc)Positive lookbehind
(?<=\$)\d+(?<!abc)Negative lookbehind
(?<!\$)\d+Flags
6
gGlobal - find all matches
/cat/giCase-insensitive matching
/hello/imMultiline - ^ and $ match line boundaries
/^foo/msDotall - dot matches newline too
/a.b/suUnicode - enable full Unicode support
/\p{L}/uySticky - match from lastIndex only
/\d+/y