如何过滤$ _SERVER ['REQUEST_METHOD'] [英] How to filter $_SERVER['REQUEST_METHOD']
本文介绍了如何过滤$ _SERVER ['REQUEST_METHOD']的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
使用以下代码检查表单是否安全？
Is it safe to check if a form is submitted with below code?
if( $_SERVER['REQUEST_METHOD'] === 'POST' )
当我在Netbeans中写这个时，它建议使用一些过滤功能。是否有必要做类似
When I write this in Netbeans it suggests to use some filtering function. Is it necessary to do something like
$RequestMethod = filter_input(INPUT_SERVER, 'REQUEST_METHOD', FILTER_SANITIZE_STRING);
if ( $RequestMethod === 'POST' )
{
// Form data is posted to the page so ...
}
我不清楚第3个参数在这里。我应该使用什么样的过滤？
And I don't clearly understand the 3rd parameter here. What kind of filtering should I use?
推荐答案
_SERVER [' REQUEST_METHOD'] === ' POST'）
_SERVER['REQUEST_METHOD'] === 'POST' )
当我在Netbeans中写这个时，它建议使用一些过滤功能。是否有必要做类似
When I write this in Netbeans it suggests to use some filtering function. Is it necessary to do something like
RequestMethod = filter_input（INPUT_SERVER，' REQUEST_METHOD'，FILTER_SANITIZE_STRING）;
if （
RequestMethod = filter_input(INPUT_SERVER, 'REQUEST_METHOD', FILTER_SANITIZE_STRING); if (
RequestMethod === < span class =code-string>' POST'）
{
// 表格数据发布到页面上......
}
RequestMethod === 'POST' ) { // Form data is posted to the page so ... }
我在这里并不清楚第3个参数。我应该使用什么样的过滤？
And I don't clearly understand the 3rd parameter here. What kind of filtering should I use?
这篇关于如何过滤$ _SERVER ['REQUEST_METHOD']的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
查看全文
