A bad result of the comparison - PHP

[jesuslol]

I have a function that connects to the database and returns a number and a second function, which returns the size of a file.If I use the echo function to view the results functions: variable1 = 1345064, and variable2 = 135,but when I use a comparison, go me incorrect result:\[code\]if($variable1 < $variable2){ echo 'This code is displayed';}else{ echo 'This code should display';}\[/code\]what's wrong?My source code:\[code\]<?phpinclude 'funkcje.inc'; $login = $_GET['login']; $fsize = WielkoscPliku2($file); $tmp = $fsize / 1000000;$zmienna1 = SprTransfer($login);$zmienna2 = floor($tmp); if($zmienna1 < $zmienna2) { echo "This code is displayed"; } else { echo "This code should be displayed"; } ?>\[/code\]SprTransfer function:\[code\]<?phprequire "connection.php";connection(); ...function SprTransfer($login){$zapytanie = "SELECT `transfer` FROM `uzytkownicy` WHERE `nick`='$login'"; $idzapytania = mysql_query($zapytanie); $sprwaznosc = mysql_fetch_row($idzapytania); return $sprwaznosc[0];}?>\[/code\]Main file:\[code\]include 'funkcje.inc'; $login = $_GET['login']; $fsize = WielkoscPliku2($file); $tmp = $fsize / 1000000;$zmienna1 = SprTransfer($login);$zmienna2 = floor($tmp); if($zmienna1 < $zmienna2) { echo "This code is displayed"; } else { echo "This code should be displayed"; }function.inc file:require "connection.php";connection(); function SprTransfer($login){$zapytanie = "SELECT `transfer` FROM `uzytkownicy` WHERE `nick`='$login'"; $idzapytania = mysql_query($zapytanie); $sprwaznosc = mysql_fetch_row($idzapytania); return $sprwaznosc[0];}\[/code\]