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Bug #74517 Incorrect date string to int conversion
Submitted: 2017-05-01 00:10 UTC Modified: 2017-05-01 07:14 UTC
Votes:1
Avg. Score:4.0 ± 0.0
Reproduced:1 of 1 (100.0%)
Same Version:1 (100.0%)
Same OS:1 (100.0%)
From: apollo880 at gmail dot com Assigned:
Status: Not a bug Package: Date/time related
PHP Version: Irrelevant OS: All systems
Private report: No CVE-ID: None
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 [2017-05-01 00:10 UTC] apollo880 at gmail dot com 
Description:
------------
An incorrect date string to int conversion in strtotime() with use the YYYY-MM-DD format

Test script:
---------------
echo strtotime('1996-12-01') // return 849387600, it's OK
echo strtotime('1996-11-31') // return 849387600, it's FAIL, this date not exists, need return false

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 [2017-05-01 07:14 UTC] requinix@php.net
-Status: Open +Status: Not a bug -Package: *General Issues +Package: Date/time related
 [2017-05-01 07:14 UTC] requinix@php.net 
strtotime will try to come up with the most reasonable date it can from the string passed. Dates with invalid month or day numbers will underflow or overflow.

If you want validation then use DateTime and its getLastErrors().
 
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