Regular Expressions 101

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Library entries

102
javascript

trim

trim string
Submitted by fp - 9 years ago
36
pcre

http://

no description available
Submitted by Mitus M. - 9 years ago
35
javascript

IP Address validator

Validates IPv4 IP Address
Submitted by krzysp - 7 years ago
31
pcre

ninite

no description available
Submitted by peek - 7 years ago
30
javascript

Email address (most used)

Email address, most used cases
Submitted by Jago - 7 years ago
27
pcre

Wrap long string to spec length

no description available
Submitted by fullpipe - 9 years ago
23
pcre

userName

1-15 alphanumeric login name
Submitted by gsanchezc - 7 years ago

Números decimales y exponenciales aislados

Vote

0

Regular Expression
python

'
(?:^|(?<=\s)) # delimitador inicial (?:[+-]?\d+e[+-]?\d+| # exponenciales puros [+-]?\d+\.\d+|[+-]?\d+\.|[+-]?\.\d+) # punto flotante (?:e[+-]?\d+)? # exponenciales de fracción (?=\s) # delimitador de finalización
'
gxi

Description

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Submitted by Johnny Alonso - 3 months ago