大约有 37,000 项符合查询结果（耗时：0.0429秒） [XML]
How to sort an array of associative arrays by value of a given key in PHP?
... = $row['price'];
}
array_multisort($price, SORT_DESC, $inventory);
As of PHP 5.5.0 you can use array_column() instead of that foreach:
$price = array_column($inventory, 'price');
array_multisort($price, SORT_DESC, $inventory);
...
Why can't I access DateTime->date in PHP's DateTime class?
...ilable is actually a side-effect of support for var_dump() here – derick@php.net
For some reason, you're not supposed to be able to access the property but var_dump shows it anyways. If you really want to get the date in that format, use the DateTime::format() function.
echo $mydate->format(...
How to let PHP to create subdomain automatically for each user?
...ess htaccess somehow? Is it actually simply possible to create it via pure php code or I need to use some external script-server side language?
...
The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead [dupl
When I attempt to connect to a MySQL server from PHP, I see the following error:
1 Answer
...
Creating a config file in PHP
I want to create a config file for my PHP project, but I'm not sure what the best way to do this is.
10 Answers
...
How do I use PHP to get the current year?
...ar to be out-of-date. How would I make the year update automatically with PHP 4 and PHP 5 ?
25 Answers
...
Which version of CodeIgniter am I currently using?
...deIgniter version number. It's defined in: /system/codeigniter/CodeIgniter.php As of CodeIgniter 2, it's defined in /system/core/CodeIgniter.php
For example,
echo CI_VERSION; // echoes something like 1.7.1
share
...
PHP Difference between array() and []
I'm writing a PHP app and I want to make sure it will work with no errors.
5 Answers
5...
Pass a PHP string to a JavaScript variable (and escape newlines) [duplicate]
What is the easiest way to encode a PHP string for output to a JavaScript variable?
14 Answers
...
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...