Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Donate
Info
Regex Editor
Community Patterns
Account
Regex Quiz
Settings
Order By
Most Recent
Highest Score
Lowest Score
Most upvotes
Most downvotes
Filter by Flavor
PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
Golang
Java 8
.NET 7.0 (C#)
Rust
Sponsors
Community Patterns
Search among 11,800 community submitted regex patterns...
1
Hashtag system
PCRE (PHP <7.3)
no description available
Submitted by
bgrgndz
-
8 years ago
1
Select Only Text Within Tags
PCRE (PHP <7.3)
no description available
Submitted by
SMSVikasK
-
8 years ago
2
MONTHDAY
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
3
CSS Length Units
PCRE (PHP <7.3)
Matches CSS Length Units according to: http://www.w3schools.com/cssref/css_units.asp
Submitted by
Sander Backus
-
8 years ago
1
includes file name - exclude path name - for jpg file
PCRE (PHP <7.3)
no description available
Submitted by
L clarke
-
8 years ago
1
nao
PCRE (PHP <7.3)
nao
Submitted by
anonymous
-
8 years ago
-1
Workflow field converter
PCRE (PHP <7.3)
no description available
Submitted by
Brian Olson
-
8 years ago
4
DNS hostname well-formedness validation
PCRE (PHP <7.3)
Validates that a DNS hostname is well-formed only. You will still need to check that the overall length of the hostname, including the implied trailing "." (if not present), does not exceed 255 bytes.
Submitted by
Jeff Walter
-
8 years ago
1
Trim Regex
PCRE (PHP <7.3)
no description available
Submitted by
Gabriel R. Sezefredo
-
8 years ago
1
Trim Regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
elabFK
PCRE (PHP <7.3)
solution for matching
Submitted by
FK
-
8 years ago
1
SunlessSea Advanced Parser
PCRE (PHP <7.3)
for [d:] and [q:]
Submitted by
MestreLion
-
8 years ago
1
test
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
Search Ext.Logger with <debug> tag
PCRE (PHP <7.3)
no description available
Submitted by
Henry Nguyen
-
8 years ago
1
find file name with file extension
PCRE (PHP <7.3)
find file name with file extension
Submitted by
rainyseason
-
8 years ago
1
how to solve this?
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
catch out a filed repeate more times
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
Regex Groups
PCRE (PHP <7.3)
Complicated Example changing 2 values in a found string
Submitted by
anonymous
-
8 years ago
1
deobfusc js
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
not match first string
PCRE (PHP <7.3)
sgsg
Submitted by
ad
-
8 years ago
1
...
469
470
471
472
473
...
590
匹配邮箱
0
Regular Expression
Golang
`
[
A
-
Za
-
z0
-
9
]
+
@
[
a
-
zA
-
Z0
-
9_-
]
+
(
\.
[
a
-
zA
-
Z0
-
9_-
]
+
)
`
g
Open regex in editor
Description
[A-Za-z0-9]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)
Submitted by
Lintao
-
2 years ago