src/Guzzle/Service/Command/LocationVisitor/Response/HeaderVisitor.php
protected function processPrefixedHeaders(Response $response, Parameter $param, &$value)
    {
        // Grab prefixed headers that should be placed into an array with the prefix stripped
        if ($prefix = $param->getSentAs()) {
            $container = $param->getName();
            $len = strlen($prefix);
            // Find all matching headers and place them into the containing element
            foreach ($response->getHeaders()->toArray() as $key => $header) {
                if (stripos($key, $prefix) === 0) {
                    // Account for multi-value headers
                    $value[$container][substr($key, $len)] = count($header) == 1 ? end($header) : $header;
                }
            }
        }
    }
protected function processPrefixedHeaders(Response $response, Parameter $param, &$value)
    {
        // Grab prefixed headers that should be placed into an array with the prefix stripped
        if ($prefix = $param->getSentAs()) {
            $container = $param->getName();
            $len = strlen($prefix);
            // Find all matching headers and place them into the containing element
            foreach ($response->getHeaders()->toArray() as $key => $header) {
                if (stripos($key, $prefix) === 0) {
                    // Account for multi-value headers
                    $value[$container][substr($key, $len)] = count($header) == 1 ? end($header) : $header;
                }
            }
        }
    }
protected function processPrefixedHeaders ( Response $ response , Parameter $ param , & $ value ) { // Grab prefixed headers that should be placed into an array with the prefix stripped if ( $ prefix = $ param -> getSentAs ( ) ) { $ container = $ param -> getName ( ) ; $ len = strlen ( $ prefix ) ; // Find all matching headers and place them into the containing element foreach ( $ response -> getHeaders ( ) -> toArray ( ) as $ key => $ header ) { if ( stripos ( $ key , $ prefix ) === 0 ) { // Account for multi-value headers $ value [ $ container ] [ substr ( $ key , $ len ) ] = count ( $ header ) == 1 ? end ( $ header ) : $ header ; } } } }
Process a prefixed header array

@param Response  $response Response that contains the headers
@param Parameter $param    Parameter object
@param array     $value    Value response array to modify
Process a prefixed header array