WordPress at a glance
function is not described

translate_level_to_role() WP 2.0.0

Translate user level to user role name.

No Hooks.

Return

String. User role name.

Usage

translate_level_to_role( $level );
$level(int) (required)
User level.

Code of translate level to role: wp-admin/includes/upgrade.php VER 5.0.3

<?php
function translate_level_to_role($level) {
	switch ($level) {
	case 10:
	case 9:
	case 8:
		return 'administrator';
	case 7:
	case 6:
	case 5:
		return 'editor';
	case 4:
	case 3:
	case 2:
		return 'author';
	case 1:
		return 'contributor';
	case 0:
		return 'subscriber';
	}
}