如何在PHP中从一个页面重定向到另外一个页面呢？这里列出了三种办法，供参考。
一、用HTTP头信息
也就是用PHP的HEADER函数。PHP里的HEADER函数的作用就是向浏览器发出由HTTP协议规定的本来应该通过WEB服务器的控制指令，例如声明返回信息的类型("Context-type: xxx/xxx")，页面的属性("No cache", "Expire")等等。
用HTTP头信息重定向到另外一个页面的方法如下：
代码如下:
<?
if (isset($url))
{
Header("HTTP/1.1 303 See Other");
Header("Location: $url");
exit; //from www.w3sky.com
}
?>注意一下，"Localtion:"后面有一个空格。
二、用HTML标记
用HTML标记，就是用META的REFRESH标记，举例如下：
代码如下:
<? if (!isset($url)) exit;?> <HTML> <HEAD> <META HTTP-EQUIV="REFRESH" CONTENT="5; URL=<? echo $url;?>> </HEAD> <BODY> </BODY> </HTML>
三、用脚本来实现
例如下：
代码如下:
<? $url="//www.jb51.net"; echo "<!--<scrīpt LANGUAGE="Javascrīpt">"; echo "location.href='$url'"; echo "</scrīpt>-->"; ?>
下面是补充
第四种:
echo "4b4db765977f4e84572db87e0ccdb33e ";
其中:XX是秒数,0为立即跳转.refresh 是刷新的意思.Url 是要跳转到的页面.
第五种:利用script实现
3f1c4e4b6b16bbbd69b2ee476dc4f83aurl="submit.php";window.location.href=url;2cacc6d41bbb37262a98f745aa00fbf0
第六种:利用script实现,所不同的是使用 open 语句.且可以限制原窗口还是父窗口,子窗口或者新窗口.
3f1c4e4b6b16bbbd69b2ee476dc4f83aurl="submit.php";window.open(\'url,\'\',\'_self\');2cacc6d41bbb37262a98f745aa00fbf0
其中 更改\'_self\' 就可以实现跳转限制原窗口还是父窗口,子窗口或者新窗口.第七种:利用php自带函数发送头部信息
header("Location: Url");
速度最快,功能强大...但是有个问题必须指出:如果在使用这个函数前已经有html输出,哪怕是一个空格.那么在页顶会显示错误信息
更多相关教程请访问 php编程从入门到精通全套视频教程
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