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(PHP 5 >= 5.3.0, PHP 7, PHP 8)
date_parse_from_format — Get info about given date formatted according to the specified format
$format, string $datetime): array
Returns associative array with detailed info about given date/time.
format
Documentation on how the format is used, please
refer to the documentation of
DateTimeImmutable::createFromFormat(). The same
rules apply.
datetime
String representing the date/time.
Returns associative array with detailed info about given date/time.
The returned array has keys for year,
month, day, hour,
minute, second,
fraction, and is_localtime.
If is_localtime is present then
zone_type indicates the type of timezone. For type
1 (UTC offset) the zone,
is_dst fields are added; for type 2
(abbreviation) the fields tz_abbr,
is_dst are added; and for type 3
(timezone identifier) the tz_abbr,
tz_id are added.
The array includes warning_count and
warnings fields. The first one indicate how many
warnings there were.
The keys of elements warnings array indicate the
position in the given datetime where the warning
occurred, with the string value describing the warning itself. An example
below shows such a warning.
The array also contains error_count and
errors fields. The first one indicate how many errors
were found.
The keys of elements errors array indicate the
position in the given datetime where the error
occurred, with the string value describing the error itself. An example
below shows such an error.
The number of array elements in the warnings and
errors arrays might be less than
warning_count or error_count if they
occurred at the same position.
| 版本 | 说明 |
|---|---|
| 7.2.0 |
The zone element of the returned array represents
seconds instead of minutes now, and its sign is inverted. For instance
-120 is now 7200.
|
示例 #1 date_parse_from_format() example
<?php
$date = "6.1.2009 13:00+01:00";
print_r(date_parse_from_format("j.n.Y H:iP", $date));
?>
以上例程会输出：
Array
(
[year] => 2009
[month] => 1
[day] => 6
[hour] => 13
[minute] => 0
[second] => 0
[fraction] =>
[warning_count] => 0
[warnings] => Array
(
)
[error_count] => 0
[errors] => Array
(
)
[is_localtime] => 1
[zone_type] => 1
[zone] => 3600
[is_dst] =>
)
示例 #2 date_parse_from_format() with warnings example
<?php
$date = "26 August 2022 22:30 pm";
$parsed = date_parse_from_format("j F Y G:i a", $date);
echo "Warnings count: ", $parsed['warning_count'], "\n";
foreach ($parsed['warnings'] as $position => $message) {
echo "\tOn position {$position}: {$message}\n";
}
?>
以上例程会输出：
Warnings count: 1 On position 23: The parsed time was invalid
示例 #3 date_parse_from_format() with errors example
<?php
$date = "26 August 2022 CEST";
$parsed = date_parse_from_format("j F Y H:i", $date);
echo "Errors count: ", $parsed['error_count'], "\n";
foreach ($parsed['errors'] as $position => $message) {
echo "\tOn position {$position}: {$message}\n";
}
?>
以上例程会输出：
Errors count: 3 On position 15: A two digit hour could not be found On position 19: Data missing
