7 ways to use PHP header()-PHP Tutorial-php.cn

7 ways to use PHP header()

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Release： 2023-03-25 06:24:02

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This article introduces the 7 usages of PHP header(), which has certain reference value. Now I share it with you. Friends in need can refer to it

7 ways to use PHP header()

7 ways to use PHP header

1. Jump to page

header(&#39;Location:&#39;.$url);  //Location和":"之间无空格。

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2. Declare content-type

header(&#39;content-type:text/html;charset=utf-8&#39;);

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3. Return response status code

header(&#39;HTTP/1.1 404 Not Found&#39;);

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4. Execute jump after a certain time

header(&#39;Refresh: 10; url=http://www.baidu.com/&#39;);  //10s后跳转。

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5. Control browser cache

header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . "GMT");
header("Cache-Control: no-cache, must-revalidate");
header("Pragma: no-cache");

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6. .Perform http verification

header(&#39;HTTP/1.1 401 Unauthorized&#39;);
header(&#39;WWW-Authenticate: Basic realm="Top Secret"&#39;);

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7. Execute Download operation

header(&#39;Content-Type: application/octet-stream&#39;); //设置内容类型
header(&#39;Content-Disposition: attachment; filename="example.zip"&#39;); //设置MIME用户作为附件
header(&#39;Content-Transfer-Encoding: binary&#39;); //设置传输方式
header(&#39;Content-Length: &#39;.filesize(&#39;example.zip&#39;)); //设置内容长度

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