I have a URL string similar to https://example.com/path/?welcome_screen=1&email_address=something else@example.com
In PHP, I call <?php echo $_GET['email_address']; ?>
This will produce something else@example.com
Specifically, the in the email address are replaced with spaces.
echo code above? 
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Yes,
$_GETdata because it assumes that's what the value in the original URL should represent.No, it was too late by then.
Yes, you should URL encode before including the value in the URL so that
urlencode()function. Most other programming languages have equivalent built-in functions.