Online PHP editor | refs for N3eeR

<?php $compat_level = 'foo'; $headers['X-EBAY-API-COMPATIBILITY-LEVEL'] = $compat_level; var_dump($headers); $headers = array ( 'X-EBAY-API-COMPATIBILITY-LEVEL: ' . $compat_level ); var_dump($headers); // But I think you may have meant: $headers = array( 'X-EBAY-API-COMPATIBILITY-LEVEL' => $compat_level ); var_dump($headers);