Regular Expressions 101

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3
pcre2

CloudFlare

Cloud Flare
Submitted by anonymous - a year ago
3
pcre2

Email

email format control
Submitted by ahmetbarut - 10 months ago
3
pcre2

example

example
Submitted by anonymous - 10 months ago

National Insurance Number regular expression

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3

Regular Expression
pcre2

/
^(?!BG|GB|KN|NK|NT|TN|ZZ)[^DFIQUV][^DFIQUVo][0-9]{6}[ABCD]$
/
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Submitted by Iftakhar Husan - a year ago