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During the development process, the information filled in when the page is returned due to a form error is often lost. To support page Jump, you can use two methods.First, use the Header method to set the message Header Cache-controlHeader

In the development process, often because the form error and return to the page when the information is missing, in order to support page bounce, can be implemented by PHP two methods. First, use the header method to set the message header

Php code description for disabling page caching. The code for disabling page caching in php is quite simple. you only need to use the phpheader () browser to send a Cache-Control: no-cache or set the expiration time of the page Cache for you before

It is a tricky problem for users to submit a form because of the speed of the network, or if the webpage is maliciously flushed, causing the same record to be repeatedly inserted into the database. We can start with the client and the server side,

Returning content after a form submission error what to do now, let's analyze and solve this problem today. This article mainly introduced the form to submit the error after the return content disappears the solution method, needs the friend can

Usage of the PHPheader () function (incorrect settings such as 301 and 404) Header ("HTTP/1.1 404 Not Found "); For the ErrorDocument 404/404. php function in apache configuration Error_page 404/404

This article describes how to export php code to Excel or CSV (with UTF-8 and gbk encoding conversion, if you need a friend, refer to importing php to excel with garbled characters because utf8 encoding does not support all utf8 encoding and

In the development process, often because the form error and return to the page when the information is missing, in order to support page bounce, can be implemented in two ways. First, use the header method to set the message header Cache-control

Some of the preparatory knowledge required in this article can be seen here: http://www.cnblogs.com/cgzl/p/9010978.html and http://www.cnblogs.com/cgzl/p/9019314.htmlTo establish a Richardson maturity Level 2 post, GET, PUT, PATCH, delete restful

In the Internet to find a lot of ways, and eventually solved the In fact, the simplest way is to add Label You can also use program control Copy CodeThe code is as follows: Header

Please refer to the question of downloading MP4 files in PHP. the file download is incomplete. function dl_file($file){ $len = filesize($file); $filename = basename($file); $file_extension = strtolower(substr(strrchr($filename,"."),1));

The code that disables page caching in PHP is fairly straightforward, as long as you use the PHP header () browser to send a cache-control:no-cache or set the page cache expiration time for you before today. Some friends say the simplest way to

Description of HTTPCache usage in the Symfony2 framework learning notes, and symfony2 learning notes. The usage of HTTPCache in the Symfony2 framework learning notes is explained in detail. the example of symfony2 learning notebook describes the

The error code returned by responseXML is as follows: & lt ;? Php & nbsp; header ('content-Type: text/XML'); header (& quot; Cache-Control: no-cache, must-revalidate & q responseXML cannot get results The code is as follows: Header ('content-Type:

The error code returned by responseXML is as follows: & lt ;? Php & nbsp; header (Content-Type: textxml); header (& quot; Cache-Control: no-cache, must-revalidate & quot ;); $ q $ _ GET [& quot; q & quot;]; include_once (& q responseXML cannot GET

I'm using the thinkphp framework I want to back up a page when you click the browser's Back button when the back page reloads instead of reading the cache I added the header ("Cache-control:no-cache") to the Controller method on this page.

Do a game, there are multiple pages, the user in the game end page click "Back" will return to the beginning of the game page, how to let him can not click Back or click Back not to the previous page, or do not allow the browser to generate the

In the development process, often because the form error and return to the page when the information is missing, in order to support page bounce, can be implemented in two ways. First, use the header method to set the message header

During the development process, the information filled in when the page is returned due to a form error is often lost. to support page jump, you can use two methods. First, set the message Header Cache-controlheader ('cache-control: p During the

Workaround for returning content after a form submission error (PHP website), form PHP Returning content after a form submission error what to do now, let's analyze and solve this problem today. Overview of the situation: When you fill out the form