大约有 43,000 项符合查询结果（耗时：0.0235秒） [XML]
Difference between require, include, require_once and include_once?
In PHP:
25 Answers
25
...
Check if $_POST exists
...ugustus Francis's answer, empty() is not correct for choice #1, because in php, the string '0' is equivalent to false - and empty() returns true for all values equivalent to false. So using empty, the code would skip printing if the value was '0'. If you want to exclude the empty string, see Augustu...
Create subdomains on the fly with .htaccess (PHP)
...s is done in the ServerAlias DOCs
Then extract and verify the subdomain in PHP and display the appropriate data
The long version
1. Create a wildcard DNS entry
In your DNS settings you need to create a wildcard domain entry such as *.example.org. A wildcard entry looks like this:
*.example.org....
How do I get class name in PHP?
...
Since PHP 5.5 you can use class name resolution via ClassName::class.
See new features of PHP5.5.
<?php
namespace Name\Space;
class ClassName {}
echo ClassName::class;
?>
If you want to use this feature in your class ...
How to get the file extension in PHP? [duplicate]
...
'Only variables should be passed by reference', the PHP Manual
– dader
Dec 20 '12 at 2:01
...
Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
I've got this message warning on Netbeans 7.4 for PHP while I'm using $_POST , $_GET , $_SERVER , ....
5 Answers
...
Which $_SERVER variables are safe?
...lett.org/blog/2006/mar/server-name-versus-http-host.
‡ See https://bugs.php.net/bug.php?id=64457, http://httpd.apache.org/docs/current/mod/core.html#usecanonicalphysicalport, http://httpd.apache.org/docs/2.4/mod/core.html#comment_999
Entirely arbitrary user controlled values
These values are no...
How can javascript upload a blob?
...fd.append('data', soundBlob);
$.ajax({
type: 'POST',
url: '/upload.php',
data: fd,
processData: false,
contentType: false
}).done(function(data) {
console.log(data);
});
You need to use the FormData API and set the jQuery.ajax's processData and contentType to false.
...
how to detect search engine bots with php?
How can one detect the search engine bots using php?
16 Answers
16
...
How do you Encrypt and Decrypt a PHP String?
...s question made this mistake; as do many cryptography libraries written in PHP.
You should avoid implementing your own cryptography, and instead use a secure library written by and reviewed by cryptography experts.
Update: PHP 7.2 now provides libsodium! For best security, update your systems to us...