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Only variables should be passed by reference

...file_name) cannot be turned into a reference. This is a restriction in the PHP language, that probably exists for simplicity reasons. share | improve this answer | follow ...
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PHP - Check if two arrays are equal

... in different order, using $a == $b or $a === $b fails, for example: <?php (array("x","y") == array("y","x")) === false; ?> That is because the above means: array(0 => "x", 1 => "y") vs. array(0 => "y", 1 => "x"). To solve that issue, use: <?php function array_equal($a...
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PHP String to Float

I am not familiar with PHP at all and had a quick question. 8 Answers 8 ...
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PHP Warning: POST Content-Length of 8978294 bytes exceeds the limit of 8388608 bytes in Unknown on l

... 8388608 bytes is 8M, the default limit in PHP. Update your post_max_size in php.ini to a larger value. upload_max_filesize sets the max file size that a user can upload while post_max_size sets the maximum amount of data that can be sent via a POST in a form. So y...
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PHP Sort a multidimensional array by element containing date

...compare")), so that usort() knows it's a class function/method. See also: php.net/manual/en/… – Ferdinand Beyer May 26 '10 at 16:26 ...
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How to use a switch case 'or' in PHP

Is there a way of using an 'OR' operator or equivalent in a PHP switch? 10 Answers 10 ...
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Convert a date format in PHP

...totime($originalDate)); (See the strtotime and date documentation on the PHP site.) Note that this was a quick solution to the original question. For more extensive conversions, you should really be using the DateTime class to parse and format :-) ...
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How do I include a file over 2 directories back?

... a file that is more than 2 directories back. I know you can use ../index.php to include a file that is 2 directories back, but how do you do it for 3 directories back? Does this make sense? I tried .../index.php but it isn't working. ...
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How to Sort Multi-dimensional Array by Value?

... Try a usort, If you are still on PHP 5.2 or earlier, you'll have to define a sorting function first: function sortByOrder($a, $b) { return $a['order'] - $b['order']; } usort($myArray, 'sortByOrder'); Starting in PHP 5.3, you can use an anonymous func...
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Resumable downloads when using PHP to send the file?

We are using a PHP scripting for tunnelling file downloads, since we don't want to expose the absolute path of downloadable file: ...