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<?php

declare(strict_types=1);

namespace Laminas\Feed\Reader\Http;

interface HeaderAwareResponseInterface extends ResponseInterface
{
    /**
     * Retrieve a header (as a single line) from the response.
     *
     * Header name lookups MUST be case insensitive.
     *
     * Since the only header values the feed reader consumes are singular
     * in nature, this method is expected to return a string, and not
     * an array of values.
     *
     * @param  string $name Header name to retrieve.
     * @param  null|mixed $default Default value to use if header is not present.
     * @return string
     */
    public function getHeaderLine($name, $default = null);
}