$_server['document_root']
I think a great reason for using $_ SERVER["DOCUMENT_ROOT "] is because the live server only works that way, so you need it to be identical for when you upload it to your live server. That's the boat I'm in right now. I have to use $_ SERVER["DOCUMENT_ROOT "] for my live server. So I need to make my local server behave in the same way.

PHP $_ SERVER['DOCUMENT_ROOT' ] - Stack Overflow

I think a great reason for using $_ SERVER["DOCUMENT_ROOT "] is because the live server only works that way, so you need it to be identical for when you upload it to your live server. That's the boat I'm in right now. I have to use $_ SERVER["DOCUMENT_ROOT "] for my live server. So I need to make my local server behave in the same way.

PHP: $_SERVER - Manual

Description $_SERVER is an array containing information such as headers, paths, and script locations. The entries in this array are created by the web server. There is no guarantee that every web server will provide any of these; servers may omit some, or provide others not listed here.

PHP $_SERVER - W3Schools

PHP $_SERVER $_SERVER is a PHP super global variable which holds information about headers, paths, and script locations. The example below shows how to use some of the elements in $_SERVER:

Using $_ SERVER["DOCUMENT_ROOT "] for including files ...

DOCUMENT_ROOT to the rescue When we use $_ SERVER["DOCUMENT_ROOT "] PHP will automatically get the base folder path for the current working directory the executed file exists within, what this does is provides us a solid base to work from as no matter which server we upload our code to it will work without errors saying the file couldn't be found ...

$_ SERVER['DOCUMENT_ROOT' ] question please? - PHP ...

And which one of these is better and why? I am just using it for simple includes and saving myself the trouble of relative paths.

DOCUMENT ROOT variable on PHP-IIS - Stack Overflow

Does the $_ SERVER["DOCUMENT_ROOT "] variable exist on IIS running PHP? Earlier I thought this variable is Apache specific and on IIS, you have to emulate it by string manipulation of SCRIPT_NAME and SCRIPT_FILENAME variables but I now see this variable on my PHP installation on IIS. Is it safe to assume that this variable will always be available on IIS.

How do I find document root? - PHP - SitePoint Forums ...

Some of the _SERVER variables show C:\ rather than /SITENAME/ and others such as _SERVER['SCRIPT_FILENAME'] or $_SERVER['PHP_SELF'] show both the sub folder and the current file name (e.g ...

html - Document Root PHP - Stack Overflow

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PHP $_SERVER - w3resource

$_SERVER $_SERVER is an array which holds information of headers, paths, script locations. Web server creates the entries in the array. This is not assured that every web server will provide similar information, rather some servers may include or exclude some information which are not listed here.

PHP $_SERVER - Tutorialspoint

Introduction $_SERVER is a superglobal that holds information regarding HTTP headers, path and script location etc. All the server and execution environment related information is available in this associative array. Most of the entries in this array are populated by web server.

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