/**
 * PHP全角数字转为半角数字
 *
 * @param 
 * @arrange 512-笔记网： www.jb51.cc
 **/
<?PHP
function GetAlabNum($fnum){ 
$nums = array("０","１","２","３","４","５","６","７","８","９");
$fnums = "0123456789"; 
for($i=0;$i<=9;$i++) $fnum = str_replace($nums[$i],$fnums[$i],$fnum); 
$fnum = ereg_replace("[^0-9.]|^0{1,}","",$fnum); 
if($fnum=="") $fnum=0; 
return $fnum; 
} 

/***   来自编程之家 jb51.cc（jb51.cc）   ***/