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<?php $string = '2018-01-11T15:36:16.000+01:00'; $date = new DateTime($string); $datetime = new DateTimeImmutable($string); $otherString = $date->format(DateTime::RFC3339_EXTENDED); $immutableString = $datetime->format(DateTime::RFC3339_EXTENDED); var_dump( $string == $otherString, $string == $immutableString, DateTimeImmutable::getLastErrors() );
Output for git.master, git.master_jit, rfc.property-hooks
bool(true) bool(true) bool(false)

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