This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

wp_make_plugin_file_tree( string $plugin_editable_files )

Makes a tree structure for the Plugin Editor’s file list.

Parameters

$plugin_editable_files: (Required) List of plugin file paths.

Return

(array) Tree structure for listing plugin files.

Source

File: wp-admin/includes/misc.php

function wp_make_plugin_file_tree( $plugin_editable_files ) {
	$tree_list = array();
	foreach ( $plugin_editable_files as $plugin_file ) {
		$list = explode( '/', preg_replace( '#^.+?/#', '', $plugin_file ) );
		$last_dir = &$tree_list;
		foreach ( $list as $dir ) {
			$last_dir =& $last_dir[ $dir ];
		}
		$last_dir = $plugin_file;
	}
	return $tree_list;
}

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Changelog

Changelog
Version	Description
WP-4.9.0	Introduced.