(PHP 5 >= 5.5.0, PHP 7)
DateTimeImmutable::createFromFormat -- date_create_immutable_from_format — Parses a time string according to a specified format
面向对象风格
$format
, string $time
[, DateTimeZone $timezone
] )过程化风格
$format
, string $time
[, DateTimeZone $timezone
] )Like DateTime::createFromFormat() but works with DateTimeImmutable.