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Is there a PHP Sandbox, something like JSFiddle is to JS? [closed]

... most sophisticated is: http://3v4l.org/ It lets you test your code in all PHP versions starting from PHP4. If you want something for your local environment, the Runkit extension aims to provide a PHP Sandbox: Instantiating the Runkit_Sandbox class creates a new thread with its own scope an...
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Sending email with PHP from an SMTP server

... you are sending an e-mail through a server that requires SMTP Auth, you really need to specify it, and set the host, username and password (and maybe the port if it is not the default one - 25). For example, I usually use PHPMailer with similar settings to this ones: $mail = new PHPMailer(); // ...
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How do I compare two DateTime objects in PHP 5.2.8?

...ar_dump($date1 > $date2); // false For PHP versions before 5.2.2 (actually for any version), you can use diff. $datetime1 = new DateTime('2009-10-11'); // 11 October 2013 $datetime2 = new DateTime('2009-10-13'); // 13 October 2013 $interval = $datetime1->diff($datetime2); echo $interval-&g...
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PHP + MySQL transactions examples

I really haven't found normal example of PHP file where MySQL transactions are being used. Can you show me simple example of that? ...
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Pretty-Printing JSON with PHP

...HP 5.4 offers the JSON_PRETTY_PRINT option for use with the json_encode() call. http://php.net/manual/en/function.json-encode.php <?php ... $json_string = json_encode($data, JSON_PRETTY_PRINT); share | ...
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Fastest way to check if a string is JSON in PHP?

I need a really, really fast method of checking if a string is JSON or not. I feel like this is not the best way: 30 Answer...
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Can't use method return value in write context

... functions. However, the real problem you have is that you use empty() at all, mistakenly believing that "empty" value is any different from "false". Empty is just an alias for !isset($thing) || !$thing. When the thing you're checking always exists (in PHP results of function calls always exist), ...
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Adding days to $Date in PHP

... All you have to do is use days instead of day like this: <?php $Date = "2010-09-17"; echo date('Y-m-d', strtotime($Date. ' + 1 days')); echo date('Y-m-d', strtotime($Date. ' + 2 days')); ?> And it outputs correctly: ...
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Can I try/catch a warning?

...rror handler One possibility is to set your own error handler before the call and restore the previous error handler later with restore_error_handler(). set_error_handler(function() { /* ignore errors */ }); dns_get_record(); restore_error_handler(); You could build on this idea and write a re-u...
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Iterate over each line in a string in PHP

I have a form that allows the user to either upload a text file or copy/paste the contents of the file into a textarea. I can easily differentiate between the two and put whichever one they entered into a string variable, but where do I go from there? ...