显示当前站点使用的磁盘空间量。不用于核心。

原型

display_space_usage()

源文件

路径:wp-admin/includes/ms.php

<?php
...
function display_space_usage() {
	$space_allowed = get_space_allowed();
	$space_used = get_space_used();
	$percent_used = ( $space_used / $space_allowed ) * 100;
	if ( $space_allowed > 1000 ) {
		$space = number_format( $space_allowed / KB_IN_BYTES );
		/* translators: Gigabytes */
		$space .= __( 'GB' );
	} else {
		$space = number_format( $space_allowed );
		/* translators: Megabytes */
		$space .= __( 'MB' );
	}
	?>
	<strong><?php
		/* translators: Storage space that's been used. 1: Percentage of used space, 2: Total space allowed in megabytes or gigabytes */
		printf( __( 'Used: %1$s%% of %2$s' ), number_format( $percent_used ), $space );
	?></strong>
	<?php
}
...
?>

其他

英文文档:https://developer.wordpress.org/reference/functions/display_space_usage/