VSeryoga/sort_arr.php

## sort_arr.php
<?
protected function sort_array($key)
    {
        return function($a,$b) use($key){
            return $a[$key] <=> $b[$key];
        };
    }
usort($this->arResult['BASKET'], $this->sort_array('PROVIDER'));
	<?
	protected function sort_array($key)
	{
	return function($a,$b) use($key){
	return $a[$key] <=> $b[$key];
	};
	}
	usort($this->arResult['BASKET'], $this->sort_array('PROVIDER'));