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Redirecting from HTTP to HTTPS with PHP

... This is a good way to do it: <?php if (!(isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] == 'on' || $_SERVER['HTTPS'] == 1) || isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https')) { $...
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How to avoid isset() and empty()

... For those interested, I have expanded this topic into a small article, which provides the below information in a somewhat better structured form: The Definitive Guide To PHP's isset And empty IMHO you should think about not just making the app "E_NOTICE compatible", but restructu...
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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try

I have an application that deals with clients from all over the world, and, naturally, I want everything going into my databases to be UTF-8 encoded. ...
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How do I get the base URL with PHP?

... Try this: <?php echo "http://" . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI']; ?> Learn more about the $_SERVER predefined variable. If you plan on using https, you can use this: function url(){ return sprintf( "%s://%s...
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How do I Sort a Multidimensional Array in PHP [duplicate]

...e' column in each record (or row). So you construct the $dates array (basically the same array, but with only that column), and tell the array_multisort function to sort $mdarray based on that particular column's values. – Dan Burton May 19 '10 at 18:26 ...
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php 遍历目录批量转换文件编码 - 更多技术 - 清泛网 - 专注C/C++及内核技术

php 遍历目录批量转换文件编码遍历当前目录及子目录。把所有的文件编码转换为UTF-8,代码如下:< ?php php iconv.php exec it on root dir$path = dirname(__F...遍历当前目录及子目录。把所有的文件编码转换为UTF-8,代码如下: < ?php //php ...
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How to add a new method to a php object on the fly?

...ure, I'm not saying I'm an expert at extending an object during runtime in PHP, but I honestly can't say I see much wrong with it. (maybe I just have poor taste) – karim79 May 30 '10 at 9:13 ...
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PHP Function with Optional Parameters

...wered Oct 20 '10 at 14:32 Matt BallMatt Ball 323k8585 gold badges599599 silver badges672672 bronze badges ...
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Make var_dump look pretty

... I really love var_export(). If you like copy/paste-able code, try: echo '&lt;pre&gt;' . var_export($data, true) . '&lt;/pre&gt;'; Or even something like this for color syntax highlighting: highlight_string("&lt;?php\n\$data ...
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How to convert array values to lowercase in PHP?

How can I convert all values in an array to lowercase in PHP? 10 Answers 10 ...