PHP把全形數位轉為半形數位以及去除HTML標

來源:互聯網
上載者:User
關鍵字 網路程式設計 PHP教程

//把全形數位轉為半形數位
<?
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;
}

?>

//去除HTML標記
<?
function Text2Html($txt){
     & nbsp;  $txt = str_replace("  "," ",$txt);
        $txt = str_replace("<","&lt;",$txt);
        $txt = str_replace(">","&gt;",$txt);
        $txt = preg_replace("/[rn]{1,}/isU","
rn",$txt);
        return $txt;
}
?>

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