版权声明:CopyRight @CSDN 码农Robin https://blog.csdn.net/weixin_41423450/article/details/87343779
页面重定向:
function jumpurl($url,$msg='')
{
if(empty($msg)) {
header("Location: " . $url);
}else{
echo "<script> ";
echo "alert('$msg');";
echo "window.location.href = '$url';";
echo " </script>";
exit;
}
}
页面回退:
function gourl($iAlert,$iPage,$history='',$target="window")
{
if ($iAlert != "") {
echo '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
echo '<script language="javascript">alert("'.$iAlert.'")</script>';
}
if ($iPage != "") {
echo '<script language="javascript">'.$target.'.location.href = "'.$iPage.'";</script>';
exit;
}
if ($history != "") {
echo '<script language="javascript">history.go('.$history.');</script>';
exit;
}
}
禁止表单外部提交:
function chkfrompath()
{
/*
禁止表单外部提交
*/
$domain = $_SERVER['SERVER_NAME'];
$frompath = strtolower(@$_SERVER['HTTP_REFERER']);
preg_match("/\/\/(.*)\/指定域名信息等\//",$frompath,$arr);
$frompathdomain = $arr[1];
if($frompathdomain!=$domain)
{
gourl('禁止表单外部提交。','logout.php','','top');
}
}
获取设备类型:
function returndev(){
$agent = strtolower($_SERVER['HTTP_USER_AGENT']);
$dev = '';
$dev=($dev == '' && strpos($agent, 'iphone')) ? 'iphone' : '';
$dev=($dev == '' && strpos($agent, 'ipad')) ? 'ipad' : '';
$dev=($dev == '' && strpos($agent, 'android')) ? 'android' : '';
$dev=($dev == '')?'pc' : $dev;
return $dev;
}