测试会话是否已启动

Question

你如何测试会议是否开启.这不是......

session_start();
if(isset($_SESSION)) {
    echo "sessions ON<br>";
}
else{
    echo "sessions OFF<br>";
}

session_destroy();
if(isset($_SESSION)) {
    echo "sessions ON<br>";
}
else{
    echo "sessions OFF<br>";
}

Answer 1

试试这个:

如果(SESSION_ID())

http://php.net/manual/en/function.session-id.php