Chinese base64 code conversion code between PHP and JavaScript

//PHP base64_encode

function str_encode($str){
         return base64_encode(iconv('GB18030','UTF-8',$str));
}
echo str_encode('Hello! Beauty!');
?>

///////////////////////////////////////// /////////////////////////////////////////////////

another Attached is PHP’s base64 encryption and decryption functions!

{echo base64_encode($str)."
"; //Encryption
$ss='Z25pZD0yNSZncGljaT0x';
echo base64_decode($ss); //Decryption
//////// ///////////////////////////////////////////////////// ///////////////////////////

//JavaScript base64_decode