Shows the use of continue 2 and the problem with switch inside a loop.

continueBreak.php

<?php

public function setSort(array $items){
		$columnOrders = [];
		foreach ($items as $item) {

			$itemStartsWithAlpha = preg_match('/^\W[A-Za-z]*/', $item);

			if (! $itemStartsWithAlpha) {

				$column = substr($item, 1);
				
				switch (substr($item, 0, 1)) {
					case '+':
						$columnOrders[$column] = 'asc';
						continue 2;
						break;

					case '-':
						$columnOrders[$column] = 'desc';
						continue 2;
						break;

					default:
						continue 2;
				}
			}

			$columnOrders[$column] = 'asc';
		}

		$this->sort = $columnOrders;
		return $this;
	}