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Description

Retrieves the time at which the post was last modified.

Usage

$string|int|false = get_post_modified_time( $format, $gmt, $post, $translate );

Parameters

$format

( string ) optional default: U – Optional. Format to use for retrieving the time the post was modified. Accepts 'G', 'U', or PHP date format. Default 'U'.

$gmt

( bool ) optional – Optional. Whether to retrieve the GMT time. Default false.

$post

( int|WP_Post ) optional – Post ID or post object. Default is global $post object.

$translate

( bool ) optional – Whether to translate the time string. Default false.

Returns

string|int|false Formatted date string or Unix timestamp if $format is 'U' or 'G'. False on failure.

Source

File name: wordpress/wp-includes/general-template.php
Lines:

function get_post_modified_time( $format = 'U', $gmt = false, $post = null, $translate = false ) {
  $post = get_post( $post );

  if ( ! $post ) {
    return false;
  }

  $source   = ( $gmt ) ? 'gmt' : 'local';
  $datetime = get_post_datetime( $post, 'modified', $source );

  if ( false === $datetime ) {
    return false;
  }

  if ( 'U' === $format || 'G' === $format ) {
    $time = $datetime->getTimestamp();

    // Returns a sum of timestamp with timezone offset. Ideally should never be used.
    if ( ! $gmt ) {
      $time += $datetime->getOffset();
    }
  } elseif ( $translate ) {
    $time = wp_date( $format, $datetime->getTimestamp(), $gmt ? new DateTimeZone( 'UTC' ) : null );
  } else {
    if ( $gmt ) {
      $datetime = $datetime->setTimezone( new DateTimeZone( 'UTC' ) );
    }

    $time = $datetime->format( $format );
  }

  
/**
 * Filters the localized time a post was last modified.
 *
 * @since 2.8.0
 *
 * @param string|int $time   Formatted date string or Unix timestamp if `$format` is 'U' or 'G'.
 * @param string     $format Format to use for retrieving the time the post was modified.
 *                           Accepts 'G', 'U', or PHP date format. Default 'U'.
 * @param bool       $gmt    Whether to retrieve the GMT time. Default false.
 */
  return apply_filters( 'get_post_modified_time', $time, $format, $gmt );
}
 

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