// 最終更新日を表示させてソートもさせる -------------------------------------------------------
add_filter( 'manage_edit-post_columns', 'aco_last_modified_admin_column' );
// Create the last modified column
function aco_last_modified_admin_column( $columns ) {
$columns['modified-last'] =__( '最終更新日', 'aco' );
return $columns;
}
add_filter( 'manage_edit-post_sortable_columns', 'aco_sortable_last_modified_column' );
// Allow that content to be sortable by modified time information
function aco_sortable_last_modified_column( $columns ) {
$columns['modified-last'] = 'modified';
return $columns;
}
add_action( 'manage_posts_custom_column', 'aco_last_modified_admin_column_content', 10, 2 );
// Format the output
function aco_last_modified_admin_column_content( $column_name, $post_id ) {
// Do not continue if this is not the modified column
if ( 'modified-last' != $column_name )
return;
$modified_date = the_modified_date( 'Y年Md日Ag時i分' );
$modified_author = get_the_modified_author();
echo $modified_date;
echo '<br>';
echo '<strong>' . $modified_author . '</strong>';
}
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