note 79564 added to ini.core

From: Date: Mon, 03 Dec 2007 18:52:35 +0000
Subject: note 79564 added to ini.core
Groups: php.notes 
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If you want to display the upload limit without knowing the server configuration, this may be useful: <?php function let_to_num($v){ //This function transforms the php.ini notation for numbers (like '2M') to an integer (2*1024*1024 in this case) $l = substr($v, -1); $ret = substr($v, 0, -1); switch(strtoupper($l)){ case 'P': $ret *= 1024; case 'T': $ret *= 1024; case 'G': $ret *= 1024; case 'M': $ret *= 1024; case 'K': $ret *= 1024; break; } return $ret; } $max_upload_size = min(let_to_num(ini_get('post_max_size')), let_to_num(ini_get('upload_max_filesize'))); echo "Maximum upload file size is ".($max_upload_size/(1024*1024))."MB."; ?> Do note however that this limit is not completely reliable; there are other factors which need to be taken into account, such as any other $_POST data and their size, the memory limit, and the script time limit. This does, however, give some rough limit, and helps you avoid "Doh!" problems where you can't figure out why your file won't upload. :) ---- Server IP: 82.80.248.162 Probable Submitter: 194.90.189.52 ---- Manual Page -- http://www.php.net/manual/en/ini.core.php Edit -- https://master.php.net/note/edit/79564 Del: integrated -- https://master.php.net/note/delete/79564/integrated Del: useless -- https://master.php.net/note/delete/79564/useless Del: bad code -- https://master.php.net/note/delete/79564/bad+code Del: spam -- https://master.php.net/note/delete/79564/spam Del: non-english -- https://master.php.net/note/delete/79564/non-english Del: in docs -- https://master.php.net/note/delete/79564/in+docs Del: other reasons-- https://master.php.net/note/delete/79564 Reject -- https://master.php.net/note/reject/79564 Search -- https://master.php.net/manage/user-notes.php

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