<?php
class Tool {
//弹窗跳转
static public function alertLocation($_info, $_url) {
if (!empty($_info)) {
echo "<script type='text/javascript'>alert('$_info');location.href='$_url';</script>";
exit();
} else {
header('Location:'.$_url);
exit();
}
}
//弹窗返回
static public function alertBack($_info) {
echo "<script type='text/javascript'>alert('$_info');history.back();</script>";
exit();
}
//清理session
static public function unSession() {
if (session_start()) {
session_destroy();
}
}
}
?>
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