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PHP把全角数字转为半角数字

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authicon dly 发表于 2011-9-11 15:18:04 | 显示全部楼层 |阅读模式
  1. //把全角数字转为半角数字  
  2. <?
  3. function GetAlabNum($fnum){
  4. $nums = array("0","1","2","3","4","5","6","7","8","9");
  5. //OSPHP.com.CN
  6. $fnums = "0123456789";
  7.         for($i=0;$i<=9;$i++) $fnum = str_replace($nums[$i],$fnums[$i],$fnum); //OsPHP.COM.CN
  8. $fnum = ereg_replace("[^0-9.]|^0{1,}","",$fnum);
  9.         if($fnum=="") $fnum=0;
  10.         return $fnum;
  11. }
  12. ?>
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