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Difference between float and double in php?
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There is no difference in PHP. float, double or real are the same datatype.
At the C level, everything is stored as a double.
The real size is still platform-dependent.
See the manual for more details:
http://www.php.net/manual/en/language.types.flo...
How to include() all PHP files from a directory?
In PHP can I include a directory of scripts?
12 Answers
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Check if PHP session has already started
I have a PHP file that is sometimes called from a page that has started a session and sometimes from a page that doesn't have session started. Therefore when I have session_start() on this script I sometimes get the error message for "session already started". For that I've put these lines:
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Simplest way to profile a PHP script
What's the easiest way to profile a PHP script?
13 Answers
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PHP Function Comments
Just a quick question: I've seen that some PHP functions are commented at the top, using a format that is unknown to me:
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PHP function to build query string from array
I'm looking for the name of the PHP function to build a query string from an array of key value pairs. Please note, I am looking for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php...
PHP script - detect whether running under linux or Windows?
I have a PHP script that may be placed on a windows system or a linux system. I need to run different commands in either case.
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PHP: How to send HTTP response code?
I have a PHP script that needs to make responses with HTTP response codes (status-codes), like HTTP 200 OK, or some 4XX or 5XX code.
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How to get name of calling function/method in PHP? [duplicate]
...ow users like You :} stackoverflow.com/questions/190421/caller-function-in-php-5/… Now seriously, thanks!
– Dawid Ohia
Jan 21 '10 at 18:44
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PHP “php://input” vs $_POST
I have been directed to use the method php://input instead of $_POST when interacting with Ajax requests from JQuery. What I do not understand is the benefits of using this vs the global method of $_POST or $_GET .
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