Regular Expressions 101

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Community Patterns

0

Negative lookbehind

Python
no description available
Submitted by anonymous - 10 years ago
1

phone

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

[attr=value] style

PCRE (PHP <7.3)
no description available
Submitted by David Rodrigues - 10 years ago
1

test

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
0

Match URL Starts with //

PCRE (PHP <7.3)
You can match the string starts with // (forward slash)
Submitted by Sanal Menon Kalipurayath - 10 years ago
1

URI generic parser

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

jonfir-question

PCRE (PHP <7.3)
its mysql config file, i need find user only [client] section (or take sure shat its section not content user)
Submitted by jonfir - 10 years ago
1

test

PCRE (PHP <7.3)
test
Submitted by test - 10 years ago
1

regexp for Shahar

PCRE (PHP <7.3)
regexp for Shahar
Submitted by Eugene - 10 years ago
1

Email Check

PCRE (PHP <7.3)
Verify an email is OK
Submitted by Will - 10 years ago
1

Validate Url with or without http(s)://

PCRE (PHP <7.3)
This will validate whether you starts with http(s)://
Submitted by Sanal Menon Kalipurayath - 10 years ago
0

parenthesized numerical expression

PCRE (PHP <7.3)
no description available
Submitted by pooty - 10 years ago
0

eksr

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
0

1

PCRE (PHP <7.3)
1
Submitted by anonymous - 10 years ago
1

Output string is not displayed for given regex

PCRE (PHP <7.3)
I have this regex and input string. But nothing is displayed in output area. Could you please help to know why it is not displaying output? Thanks.
Submitted by anonymous - 10 years ago
1

Pre tags and inner contents grabber for JavaScript

ECMAScript (JavaScript)
No /s, took quite a time to think.
Submitted by Namikaze Ray a.k.a. Pendechosen - 10 years ago
-2

ignore code comments

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

test tags Libellex

ECMAScript (JavaScript)
no description available
Submitted by AROC - 10 years ago
0

test

PCRE (PHP <7.3)
test
Submitted by test - 10 years ago
0

sas

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1...9596979899...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$
/
Open regex in editor

Description

Verify an email is OK

Submitted by Will - 10 years ago