PHP url encryption and decryption function_PHP tutorial

PHP url encryption and decryption function

base64_encode syntax: string base64_decode(string data);
*/

$str='d3d3ljexmwnulm5ldnk7vtu9zlpmzfg='; //Define string
echo base64_decode($str); //www.bKjia.c0myijututorial.com //Output the decoded content/*

base64_encode syntax: string base64_encode(string data);
*/

$str='www.bKjia.c0myijututorial.com'; //Define string
echo base64_encode($str); // d3d3ljexmwnulm5ldnk7vtu9zlpmzfg=                // Output the encoded content

For more details, please check: php tutorialer/php-function/36589.htm">http://www.bKjia.c0m/phper/php-function/36589.htm

$returnUrl = rawurlencode(base64_encode($returnUrl)); //Encoding

$returnUrl = parse_str(base64_decode($returnUrl));//Decoding or
$returnUrl = base64_decode($returnUrl);//Decoding

//or

//I don’t know why, the first decoding method above returns null, please solve
$returnUrl = base64_encode($returnUrl); //Encoding
$returnUrl = base64_decode($returnUrl);//Decoding

This is a way, but it is the safest, because as long as you know this principle, you can solve it, but if your requirements are not high, then it will be fine.