<?php
session_start();
$_SESSION['username']="zhuzhao";
?>
<?php
session_start();
echo $_SESSION['username'];
?>
-----正文到此结束-----
<?php
session_start();
$_SESSION['username']="zhuzhao";
?>
<?php
session_start();
echo $_SESSION['username'];
?>
![php中将指针移动到数据集初始位置的实现代码[mysql_data_seek]](/upload/20240120/202401201726456056.jpg)
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