PHP人民币金额大写转换类

class Num2Cny{
static $basical = array(0=>"零","壹","贰","叁","肆","伍","陆","柒","捌","玖");
static $advanced=array(1=>"拾","佰","仟");
public static function ParseNumber($number){

$number=trim($number);
if ($number>999999999999) return "数字太大，无法处理。抱歉！";
if ($number==0) return "零";
if(strpos($number,'.')){
  $number=round($number,2);
  $data=explode(".",$number);
  $data[0]=self::int($data[0]);
  $data[1]=self::dec($data[1]);
  return $data[0].$data[1];
}else{
  return self::int($number).'整';
}

}
public static function int($number){

$arr=array_reverse(str_split($number));
$data='';
$zero=false;
$zero_num=0;
foreach ($arr as $k=>$v){
  $_chinese='';
  $zero=($v==0)?true:false;
  $x=$k%4;
  if($x && $zero && $zero_num>1)continue;
  switch ($x){
    case 0:
      if($zero){
        $zero_num=0;
      }else{
        $_chinese=self::$basical[$v];
        $zero_num=1;
      }
      if($k==8){
        $_chinese.='亿';
      }elseif($k==4){
        $_chinese.='万';
      }
      break;  
    default:
      if($zero){
        if($zero_num==1){
          $_chinese=self::$basical[$v];
          $zero_num++;
        }
      }else{
        $_chinese=self::$basical[$v];
        $_chinese.=self::$advanced[$x];
      }
  }
  $data=$_chinese.$data;
}
return $data.'元';

}
public static function dec($number){

if(strlen($number)<2) $number.='0';
$arr=array_reverse(str_split($number));
$data='';
$zero_num=false;
foreach ($arr as $k=>$v){
  $zero=($v==0)?true:false;
  $_chinese='';
  if($k==0){
    if(!$zero){
      $_chinese=self::$basical[$v];
      $_chinese.='分';
      $zero_num=true;
    }
  }else{
    if($zero){
      if($zero_num){
        $_chinese=self::$basical[$v];
      }
    }else{
      $_chinese=self::$basical[$v];
      $_chinese.='角';
    }
  }
  $data=$_chinese.$data;
}
return $data;

}
}
//使用示例
echo Num2Cny::ParseNumber(82100);

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