Regular Expressions 101

Community Patterns

4

CloudFlare

PCRE2 (PHP >=7.3)
Cloud Flare
Submitted by anonymous - 2 years ago
4

Email

PCRE2 (PHP >=7.3)
email format control
Submitted by ahmetbarut - 2 years ago
7

rsyslog test

PCRE (PHP <7.3)
global modifier
Submitted by dtmland - 9 years ago
23

userName

PCRE (PHP <7.3)
1-15 alphanumeric login name
Submitted by gsanchezc - 8 years ago

0及最多6位正负整数

0

Regular Expression
ECMAScript (JavaScript)

/
^(0|-?[1-9][0-9]{0,5})$
/

Description

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Submitted by anonymous - 4 months ago