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
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 4,720 community submitted regex patterns...
1
tmp_4679_DBGSSE_WAR_Optionsscheine_Type1_Table
PCRE2 (PHP >=7.3)
tmp saved to work on it further ...
Submitted by
mhergh
-
11 hours ago
1
How to find invoice number behind words containing "訂單"
PCRE2 (PHP >=7.3)
I need help to find invoice number following words among which contains "訂單". There are also numbers (price and cost) behind (but not immediately) same word "訂單"
Submitted by
sunny
-
19 hours ago
1
Blurring 13-16 digits
PCRE2 (PHP >=7.3)
Blurring 13-16 digits
Submitted by
anonymous
-
a day ago
1
credit number hider
PCRE2 (PHP >=7.3)
Hides credit card numbers from 13-16 digits
Submitted by
anonymous
-
a day ago
1
find user name in linkedin profile
PCRE2 (PHP >=7.3)
linkedin.com/company/name/ finds name
Submitted by
anonymous
-
3 days ago
(Last modified 3 days ago)
1
Validating any URLs
PCRE2 (PHP >=7.3)
for JS regular expression to validate any http|https|ftp|IPv4 address, supported: authority** username:password (example https://username:password@example.com); port** :0-65565 (example https://example.com:80); query/queries** ?c=1 or ?c=1&d=x (example https://example.com/main.php?c=1&d=x);...
Submitted by
anonymous
-
4 days ago
1
VALID_IP
Python
VALID_IP checker
Submitted by
GSV
-
5 days ago
(Last modified 5 days ago)
1
\tilde \alpha
PCRE2 (PHP >=7.3)
\tilde \alpha
Submitted by
anonymous
-
7 days ago
1
Videos that start with [....]
PCRE2 (PHP >=7.3)
^.\\\[[\w\d]?]*?..{4,}$
Submitted by
pvtpyle1299
-
7 days ago
1
ICD-9-CM PCS Format
PCRE2 (PHP >=7.3)
ICD-9-CM PCS Format
Submitted by
john (jacko) Logan
-
9 days ago
1
Occurrence Codes (US Healthcare Billing)
PCRE2 (PHP >=7.3)
Possibly used in Form Locator (FL) 32-35 in the UB-04 form. The CMS write (in their R81CP document):- "Occurrence and occurrence span codes are mutually exclusive. Occurrence codes have values from 01 through 69 and A0 through L9. Occurrence span codes have values from 70 through 99 and M0 throug...
Submitted by
Richard Baxter
-
9 days ago
(Last modified 9 days ago)
1
ICD-9-CM Format
PCRE2 (PHP >=7.3)
ICD-9-CM Format
Submitted by
john (jacko) logan
-
9 days ago
1
ICD-10-CM (Clinical Modification) Codes
PCRE2 (PHP >=7.3)
The regex should match ICD-10-CM codes, including those with the optional up to 4 characters suffix used in some codes. NOTE: This regex assumes the letters can be mixed case.
Submitted by
Richard Baxter
-
9 days ago
(Last modified 8 days ago)
1
Multiple Severity-Diagnostic Related Groups (MS-DRGs)
PCRE2 (PHP >=7.3)
Multiple Severity-Diagnostic Related Groups (MS-DRGs)
Submitted by
john (jacko) logan
-
9 days ago
1
Multiple Severity-Diagnostic Related Groups (MS-DRGs)
PCRE2 (PHP >=7.3)
Multiple Severity-Diagnostic Related Groups (MS-DRGs)
Submitted by
anonymous
-
9 days ago
1
FL 16 - Discharge Hour FL 17 - Patient Discharge Status
PCRE2 (PHP >=7.3)
FL 16 - Discharge Hour FL 17 - Patient Discharge Status
Submitted by
John (Jacko) Logan
-
9 days ago
1
Current Procedural Terminology (CPT) codes, incl optional modifiers
PCRE2 (PHP >=7.3)
CPT is a uniform coding system consisting of descriptive terms and identifying codes used primarily to identify medical services and procedures furnished by physicians and other health care professionals for which they bill public or private health insurance programs. It is a numeric coding system ...
Submitted by
Richard Baxter
-
9 days ago
(Last modified 9 days ago)
1
Current Procedural Terminology (CPT) codes
PCRE2 (PHP >=7.3)
CPT is a uniform coding system consisting of descriptive terms and identifying codes used primarily to identify medical services and procedures furnished by physicians and other health care professionals for which they bill public or private health insurance programs. It is a numeric coding system ...
Submitted by
Richard Baxter
-
9 days ago
(Last modified 9 days ago)
1
'Type of Bill' / 'Bill Type' FL4 (US Healthcare Billing Codes)
PCRE2 (PHP >=7.3)
Used to identify the patient's care during their hospital stay and help ensure that hospitals are reimbursed accurately for their services. A data element corresponding with UB-04 form locator FL4 that classifies the claim as to the type of facility (2nd digit), type of care (3rd digit) and the bil...
Submitted by
Richard Baxter
-
10 days ago
(Last modified 8 days ago)
1
Revenue Codes (Billing in US Healthcare)
PCRE2 (PHP >=7.3)
Revenue codes are standardized numerical codes used in the healthcare industry to specify the type of service provided by healthcare facilities on patient billing statements. They help categorize and detail the services rendered for both inpatients and outpatients, allowing for accurate billing and ...
Submitted by
Richard Baxter
-
10 days ago
1
2
3
...
236
Strict email validation
-3
Regular Expression
ECMAScript (JavaScript)
/
^
[
a
-
z0
-
9!#$%&'*+/=?^_`{|}~-
]
+
(?:
\.
[
a
-
z0
-
9!#$%&'*+/=?^_`{|}~-
]
+
)*
@
(?:
[
a
-
z0
-
9
]
(?:
[
a
-
z0
-
9-
]
*
[
a
-
z0
-
9
]
)?
\.
)+
(?:
[
A
-
Z
]
{2}
|
com
|
org
|
net
|
edu
|
gov
|
mil
|
biz
|
info
|
mobi
|
name
|
aero
|
asia
|
jobs
|
museum
)
\b$
/
Open regex in editor
Description
no description available
Submitted by
anonymous
-
9 years ago