How to implement non-login jump in php

php method to implement non-login jump: first open the corresponding PHP file; then determine whether the session exists; finally use the "if (!$_SESSION['xxx']){}" method to determine the jump to Just go to the login page.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

php implementation: go to the login page when not logged in

Determine whether the session exists. If it does not exist, jump to the login page

session_start();
if ( !$_SESSION['xxx'] ) {
    header("Location: login.php");
    exit;
}

Record the session after logging in

Destroy the session after logging out

[Recommended learning : "PHP Video Tutorial"]

The above is the detailed content of How to implement non-login jump in php. For more information, please follow other related articles on the PHP Chinese website!