Syntax: boolean session_register(string name);
Register new variables.
Return Value: Boolean
Function Type: Data Processing
Content Description
This function adds a variable in the global variable to the current Session. The parameter name is the name of the variable to be added. Returns a true value on success.
If you open the session in the header file, that is, use session_start() function followed by session_register(string name) (such as session_register('username')), then this variable becomes a global variable, which will affect all users who use session_start() document.
Such as:
<?PHP
session_start();
$username = ‘test’;
session_register(‘username’);
echo $_session['username']; //输出test
?>