get_the_modified_time( string $format = ”, int|WP_Post $post = null )

检索上次修改帖子的时间。
Retrieve the time at which the post was last modified.

目录锚点：#参数#返回#源码

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参数（Parameters）

返回（Return）

（string|false）格式化的日期string或Unix时间戳。失败时为False。

源码（Source）

/**
 * Retrieve the time at which the post was last modified.
 *
 * @since 2.0.0
 *
 * @param string $d Optional Either 'G', 'U', or php date format defaults to the value specified in the time_format option.
 * @return string
 */
function get_the_modified_time($d = '') {
	if ( '' == $d )
		$the_time = get_post_modified_time(get_option('time_format'), null, null, true);
	else
		$the_time = get_post_modified_time($d, null, null, true);

	/**
	 * Filter the localized time a post was last modified.
	 *
	 * @since 2.0.0
	 *
	 * @param string $the_time The formatted time.
	 * @param string $d        Format to use for retrieving the time the post was
	 *                         written. Accepts 'G', 'U', or php date format. Defaults
	 *                         to value specified in 'time_format' option.
	 */
	return apply_filters( 'get_the_modified_time', $the_time, $d );
}