Regular Expressions 101

Community Patterns

5

ipv6

PCRE (PHP <7.3)
Match an ipv6 address
Submitted by Frusty - 8 years ago
9

only numbers

PCRE (PHP <7.3)
A string with only numbers in
Submitted by Gotts - 8 years ago

Password strength

5

Regular Expression
ECMAScript (JavaScript)

/
^.*(?=.{8,120})(?!.*\s)(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[\!\@\#\$\%\^\&\*\(\)\-\=\¡\£\_\+\`\~\.\,\<\>\/\?\;\:\'\"\\\|\[\]\{\}]).*$
/

Description

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Submitted by @razvanz - 8 years ago