Regular Expressions 101

Sponsors

Library entries

2
javascript

Palindrome

Captures a palindrome of 9 digits or less
Submitted by anonymous - 6 years ago
2
javascript

foder add prefix

auto prefix ("/") to folder
Submitted by anonymous - 6 years ago
2
pcre

check name

no description available
Submitted by anonymous - 5 years ago
2
pcre

NSU ID Card Checker

no description available
Submitted by anonymous - 4 years ago
2
pcre

Match "A B C" where A+B=C (final version)

no description available
Submitted by anonymous - 4 years ago

URL Regex (protocol strict)

Vote

3

Regular Expression
javascript

/
^(?:(?:https?|ftp):\/\/)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)(?:\.(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)*(?:\.(?:[a-z\u00a1-\uffff]{2,}))\.?)(?::\d{2,5})?(?:[/?#]\S*)?$
/
i

Description

Loading markdown...
Submitted by Diego Perini - 7 years ago