如何跨页面使用存储和使用会话变量?
问题描述:
访问一页后,我想开始一个会话并存储一个会话变量:
When one page is accessed, I would like to start a session and store a session variable:
<?php
session_start();
$_SESSION['myvar']='myvalue';
?>
然后从另一页上,我要检查该会话变量是否已存储:
Then from another page, I would like to check if that session variable has been stored:
<?php
session_start();
echo("1");
if(isset($_SESSION['myvar']))
{
echo("2");
if($_SESSION['myvar'] == 'myvalue')
{
echo("3");
exit;
}
}
?>
此代码对我不起作用.