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PHP Constants Containing Arrays?

... NOTE: while this is the accepted answer, it's worth noting that in PHP 5.6+ you can have const arrays - see Andrea Faulds' answer below. You can also serialize your array and then put it into the constant: # define constant, serialize array define ("FRUITS", serialize (array ("apple", "che...
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How to set input type date's default value to today?

... The following code works well: <input type="date" value="<?php echo date('Y-m-d'); ?>" /> Note that this relies on PHP. share | improve this answer | ...
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PHP Array to CSV

...SV($data); function array_to_CSV($data) { $outstream = fopen("php://output", 'r+'); fputcsv($outstream, $data, ',', '"'); rewind($outstream); $csv = fgets($outstream); fclose($outstream); return $csv; } – JohnnyFaldo ...
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How to create an array for JSON using PHP?

From PHP code I want to create an json array: 10 Answers 10 ...
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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 ...
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move_uploaded_file gives “failed to open stream: Permission denied” error

...is error when trying to configure the upload directory with Apache 2.2 and PHP 5.3 on CentOS. 13 Answers ...
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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...
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Correctly determine if date string is a valid date in that format

...t;format($format) === $date; } [Function taken from this answer. Also on php.net. Originally written by Glavić.] Test cases: var_dump(validateDate('2013-13-01')); // false var_dump(validateDate('20132-13-01')); // false var_dump(validateDate('2013-11-32')); // false var_dump(validateDate('2...
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PHP 5: const vs static

In PHP 5, what is the difference between using const and static ? 7 Answers 7 ...
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PHP array delete by value (not key)

I have a PHP array as follows: 18 Answers 18 ...