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sota1235/iso8061.php

Created October 8, 2016 10:07
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iso8061.php
<?php
// validation for date format according with ISO8061
$date = '2016-09-30T12:00:00+900';
preg_match(
'/^\d{1,4}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([0-1][0-9]|2[0-4]):[0-5][0-9]:[0-5][0-9](Z|(\+|-)([01][0-9]|2[0-4]):?([0-5][0-9])?)$/'
$date
);
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