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How do I Sort a Multidimensional Array in PHP [duplicate]
...s[$key] = $row[0];
}
array_multisort($dates, SORT_DESC, $mdarray);
For PHP >= 5.5.0 just extract the column to sort by. No need for the loop:
array_multisort(array_column($mdarray, 0), SORT_DESC, $mdarray);
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Convert a PHP object to an associative array
... (what you asked for) it's fine.
Also see this in-depth blog post:
Fast PHP Object to Array conversion
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What is the use of the @ symbol in PHP?
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It suppresses error messages — see Error Control Operators in the PHP manual.
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How to declare a global variable in php?
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If you try to define FOOTER_CONTENT a second time, php will throw a notice about it
– Dale
Nov 23 '12 at 14:06
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pdf2htmlEX实现pdf转html - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...录 (default: ".\share\pdf2htmlEX")
--debug <int> 打印调试信息 (default: 0)
-v,--version 打印版权和版本信息
-h,--help 打印使用帮助信息
本人使用的版本时v0.11的和v1的版本有一些区别，主要是作者...
mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get t
...s the reason. Unfortunately, by default such errors are not transferred to PHP, and all you've got is a cryptic error message mentioned above. Hence it is very important to configure PHP and MySQLi to report MySQL errors to you. And once you get the error message, fixing it will be a piece of cake....
How can I parse a JSON file with PHP? [duplicate]
I tried to parse a JSON file using PHP. But I am stuck now.
16 Answers
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Can you use if/else conditions in CSS?
... your stylesheet with your favourite server-side language. If you're using PHP, serve a style.css.php file, that looks something like this:
p {
background-position: <?php echo (@$_GET['foo'] == 'bar')? "150" : "4"; ?>px 8px;
}
In this case, you will however have a performance impact, sinc...
Check whether an array is empty [duplicate]
... You don't need to count the elements or use empty(). A one-liner like php -r 'echo array() ? "T":"F";' will show the truthiness for an empty or non-empty array.
– jerseyboy
May 16 '14 at 13:08
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How to read if a checkbox is checked in PHP?
How to read if a checkbox is checked in PHP?
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