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Community Library Entry
0
Regular Expression
PCRE2 (PHP >=7.3)
/
(?<=
(
^
19
\d\d
|
^
20
\d\d
)
-02-
)
(
0
[
1
-
9
]
|
1
[
0
-
9
]
|
2
[
0
-
9
]
)
$
|
^
(
19
\d\d
|
20
\d\d
)
-
(
0
[
469
]
|
11
)
-
(
0
[
1
-
9
]
|
1
[
0
-
9
]
|
2
[
0
-
9
]
|
30
)
$
|
^
(
19
\d\d
|
20
\d\d
)
-
(
0
[
13578
]
|
12
)
-
(
0
[
1
-
9
]
|
1
[
0
-
9
]
|
2
[
0
-
9
]
|
3
[
01
]
)
$
/
gm
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Description
Validation of Date in the format YYYY-MM-DD
Submitted by
David
-
12 days ago
(Last modified 10 days ago)