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Community Library Entry
1
Regular Expression
PCRE2 (PHP >=7.3)
/
^
[
+-
]
?
\d
*
\.
?
\d
+
(?:
[
eE
]
[
+-
]
?
\d
+
)?
$
/
gm
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Description
thecoversproject.org
Submitted by
anonymous
-
6 months ago