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<?php
function image_createfromany($file){
	if(is_file($file) && is_array($image_info = getimagesize($file))){
...

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<?php
function secure_input(&$v) {
    if(is_array($v)) foreach($v as $i => $a) secure_input($v[$i]);
...

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<?php
class FTPSocket {
	var $connection;
...