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Convert a PHP object to an associative array

...e Typecasting with (array) and (object) works reliably and the same across all versions since PHP 4.3. See 3v4l.org/X6lhm. If you get a syntax error, you did something wrong. – Gordon Nov 30 '15 at 10:26 ...
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Are PHP Variables passed by value or by reference?

... function is changed, it does not get changed outside of the function). To allow a function to modify its arguments, they must be passed by reference. To have an argument to a function always passed by reference, prepend an ampersand (&) to the argument name in the function definition. &l...
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Difference between require, include, require_once and include_once?

...n that you do not want to happen twice due to the HTTP overhead But basically, it's up to you when to use which. share | improve this answer | follow | ...
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is_null($x) vs $x === null in PHP [duplicate]

...someone strongly suggested that I use is_null() instead as it is specifically designed for the null-evaluation purpose. He also started talking about math or something. ...
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How to write into a file in PHP?

...on like: file_put_contents($filename, $content); which is identical to calling fopen(), fwrite(), and fclose() successively to write data to a file. Docs: file_put_contents share | improve this ...
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Sending multipart/formdata with jQuery.ajax

...jQuery.ajax(opts); Create FormData from an existing form Instead of manually iterating the files, the FormData object can also be created with the contents of an existing form object: var data = new FormData(jQuery('form')[0]); Use a PHP native array instead of a counter Just name your file e...
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Passing arrays as url parameter

...5D=4&aParam%5Ba%5D=b&aParam%5Bc%5D=d" http_build_query() handles all the necessary escaping for you (%5B => [ and %5D => ]), so this string is equal to aParam[0]=1&aParam[1]=4&aParam[a]=b&aParam[c]=d. ...
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What is the function __construct used for?

... __construct was introduced in PHP5 and it is the right way to define your, well, constructors (in PHP4 you used the name of the class for a constructor). You are not required to define a constructor in your class, but if you wish to pass any parameters on...
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getenv() vs. $_ENV in PHP

... According to the php documentation about getenv, they are exactly the same, except that getenv will look for the variable in a case-insensitive manner. Most of the time it probably doesn't matter, but one of the comments on the documentation...
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How to [recursively] Zip a directory in PHP?

...ce), file_get_contents($source)); } return $zip->close(); } Call it like this: Zip('/folder/to/compress/', './compressed.zip'); share | improve this answer | ...