Regular Expressions 101

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Community Patterns

1

For Version Number

PCRE (PHP <7.3)
Validation for version numbers like 33.3.33
Submitted by Gokul - 9 years ago
1

parse range

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

ipv6 validation

PCRE (PHP <7.3)
Matches all IPv6 Addresses (without Port) fe80::21d8:f50:c295:c4be 2001:cdba:0000:0000:0000:0000:3257:9652 2001:cdba:0:0:0:0:3257:9652 2001:cdba::3257:9652 2001:cdba::1222...
Submitted by Aleksandar Trkulja - 9 years ago
1

ICAO Airline from flight number

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

square brackets

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

id number

PCRE (PHP <7.3)
find first letter that matches c or e then ensure remaining line is a digit
Submitted by anonymous - 9 years ago
1

Timecode (25fps)

PCRE (PHP <7.3)
Detects all valid 25 fps Timecode in HH:MM:SS:FF format in teh range 00:00:00:00 - 23:59:59:24 range.
Submitted by anonymous - 9 years ago
1

4c

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

Python

Python
no description available
Submitted by anonymous - 9 years ago
1

Cap named group in urls

PCRE (PHP <7.3)
no description available
Submitted by SPeed - 9 years ago
1

Shortcode

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

qqq

PCRE (PHP <7.3)
qqqq
Submitted by anonymous - 9 years ago
1

stepic python extract domain

Python
no description available
Submitted by anonymous - 9 years ago
1

First of tags define

ECMAScript (JavaScript)
Submitted by regedit - 9 years ago
1

ps-Aux Named Token capture

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

EIN Validation

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

URL

PCRE (PHP <7.3)
separate all parts of an url
Submitted by Kai - 9 years ago
1

Dates

PCRE (PHP <7.3)
Date for spanish calendar
Submitted by gornovah - 9 years ago
1

The very important regex for every projects

ECMAScript (JavaScript)
This regex can ALL!
Submitted by YURMATH ER - 9 years ago
1

Match Hashtags

PCRE (PHP <7.3)
Matches hashtags withing string
Submitted by Melik Karapetyan - 9 years ago
1...171172173174175...902

Community Library Entry

107

Regular Expression
ECMAScript (JavaScript)

/
^[ \t]+|[ \t]+$
/
gm
Open regex in editor

Description

Trim leading and trailing whitespace from a string.

Submitted by fp - 11 years ago (Last modified 3 months ago)