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 5,740 community submitted regex patterns...
0
MathExpersion-PTA-Homework_11
ECMAScript (JavaScript)
校验数学表达式:主要功能如下: 连续的运算符,例如--5 运算符为正数时,其符号+必须省略,例如+2+4定义为非法,而负数时为合法,例如-2+4 前面补零 程序要能处理表达式中间出现的空格(输入表达式中存在空格为合法情况) (后面是运算符 + / * 没数字! )前面是运算符 + - * / 没数字!...
Submitted by
anonymous
-
4 years ago
0
Suche nach mit mehreren Wörtern
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Check if inserted at least 3 words
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Identify font-size: 14.5 px
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
regex last variable
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
General
ECMAScript (JavaScript)
no description available
Submitted by
juan
-
4 years ago
0
URL Path (After Port) (Without Asterisk Wildcard)
ECMAScript (JavaScript)
This is a valid URL Path which should be written after Port or Basepath This URL Path doesn't support asterisk wildcard (/) (path). If you want to support asterisk wildcard, just add * in the last matching group. Like this: [A-Za-z0-9*] This implementation was meant for personal use, feel free to...
Submitted by
anonymous
-
4 years ago
0
Parse list of arguments
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Lenguajes y automatas I
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Sample Code
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Clockify time entry
ECMAScript (JavaScript)
Clockify time extry grouping in hours, minutes, and seconds.
Submitted by
anonymous
-
4 years ago
0
Get value between q="...... "
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Regular expression to validate sentences with characters used in spanish.
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Emoji
ECMAScript (JavaScript)
Parse emojies C Sharp example https://rextester.com/VFNJZ68617
Submitted by
anonymous
-
4 years ago
0
IPV6 Validator
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
IPV4 Validator
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
SubnetMask Validator
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Subnet Validator
ECMAScript (JavaScript)
Validates the subnet. Not the subnet mask. It is only for 2 or 3 octets
Submitted by
anonymous
-
4 years ago
0
Email Regex
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
Password
ECMAScript (JavaScript)
min / maj / special / digit / minChar=6
Submitted by
anonymous
-
4 years ago
1
...
169
170
171
172
173
...
287
FDQN
1
Regular Expression
ECMAScript (JavaScript)
/
^
(?=
.
{1,22}
$
)
(
(?=
[
a
-
z0
-
9-
]
{1,63}
\.
)
(
xn--
+
)?
[
a
-
z0
-
9
]
+
(
-
[
a
-
z0
-
9
]
+
)*
\.
)+
[
a
-
z
]
{2,63}
/
Open regex in editor
Description
no description available
Submitted by
Pratheesh ps
-
8 years ago