php代碼中全角數(shù)字轉(zhuǎn)半角的方法：使用replace轉(zhuǎn)換，代碼為【for($i=0;$i<$fnlen;$i++) $fnum = str_replace($nums[$i],$fnums[$i],$fnum);】。

php代碼中全角數(shù)字轉(zhuǎn)半角的方法：

把全角數(shù)字轉(zhuǎn)為半角數(shù)字

function GetAlabNum($fnum){      $nums = array('０','１','２','３','４','５','６','７','８','９','．','－','＋','：');      $fnums = array('0','1',  '2','3',  '4','5',  '6', '7','8',  '9','.',  '-', '+',':');      $fnlen = count($fnums);      for($i=0;$i<$fnlen;$i++) $fnum = str_replace($nums[$i],$fnums[$i],$fnum);      $slen = strlen($fnum);      $oknum = '';      for($i=0;$i<$slen;$i++){          if(ord($fnum[$i]) > 0x80) $i++;          else $oknum .= $fnum[$i];      }      if($oknum=="") $oknum=0;      return $oknum;  }

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