get_gmt_from_date

函数



      get_gmt_from_date ( $string, $format = 'Y-m-d H:i:s' )

参数

(string)
$string
The date to be converted, in the timezone of the site.
Required: 是
(string)
$format
The format string for the returned date. Default ‘Y-m-d H:i:s’.
Required: 否

Default: ‘Y-m-d H:i:s’

返回值

(string) Formatted version of the date, in UTC.

定义位置

wp-includes/formatting.php
, line 3591

引入: 1.2.0

弃用: –

Given a date in the timezone of the site, returns that date in UTC.

Requires and returns a date in the Y-m-d H:i:s format.
Return format can be overridden using the $format parameter.

function get_gmt_from_date( $string, $format = 'Y-m-d H:i:s' ) {
	$datetime = date_create( $string, wp_timezone() );

	if ( false === $datetime ) {
		return gmdate( $format, 0 );
	}

	return $datetime->setTimezone( new DateTimeZone( 'UTC' ) )->format( $format );
}

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