$value){ $sig .= "$key=$value"; } $sig .= 'c1e620fa708a1d5696fb991c1bde5662'; $sig = md5($sig); return $data['sig'] = $sig; } $data = array( "api_key" => "3e7c78e35a76a9299309885393b02d97", "email" => $emall, "format" => "JSON", "locale" => "vi_vn", "method" => "auth.login", "password" => $pass, "return_ssl_resources" => "0", "v" => "1.0" ); sign_creator($data); $path = http_build_query($data); echo '