php 金额小写数字转大写汉字

 <?php //用途: 金额小写转大写 //范围: 万亿>= (-,-) >=分 //作者: 283879541 /* example: $test = new digit2chinese; $test->num = '5009999999.12'; $test->chuli(); $test->huey_print(); */ class digit2chinese { var $num; //金额小写 private $d = array('零','壹','贰','叁','肆','伍','陆','柒','捌','玖'); private $e = array('圆','拾','佰','仟','万','拾万','百万','千万','亿','拾亿','佰亿','仟亿','万亿'); private $p = array('分','角'); private $zheng=''; //追加"整"字 private $final = array(); //结果 public function chuli() { $inwan=0; //是否有万 $inyi=0; //是否有亿 $len_pointdigit=0; //小数点后长度 $y=0; if($c = strpos($this->num, '.')) { //有小数点 $len_pointdigit = strlen($this->num)-strpos($this->num, '.')-1; if($c>13) //简单的错误处理 { echo "数额太大,已经超出万亿."; die(); } elseif($len_pointdigit>2) { echo "小数点后只支持2位."; die(); } } else //无小数点 { $c = strlen($this->num); $this->zheng = '整'; } for($i=0;$i<$c;$i++) //处理整数部分 { $bit_num = substr($this->num, $i, 1); //逐字读取 左->右 if($bit_num!=0 || substr($this->num, $i+1, 1)!=0) //当前是零 下一位还是零的话 就不显示 @$low2chinses = $low2chinses.$this->d[$bit_num]; if($bit_num || $i==$c-1) @$low2chinses = $low2chinses.$this->e[$c-$i-1]; } for($j=$len_pointdigit; $j>=1; $j--) //处理小数部分 { $this->point_num = substr($this->num, strlen($this->num)-$j, 1); //逐字读取 左->右 if($this->point_num != 0) @$low2chinses = $low2chinses.$this->d[$this->point_num].$this->p[$j-1]; if(substr($this->num, strlen($this->num)-2, 1)==0 && substr($this->num, strlen($this->num)-1, 1)==0) $this->zheng = '整'; } $chinses = str_split($low2chinses,2); //字符串转换成数组 for($x=sizeof($chinses)-1;$x>=0;$x--) //过滤无效的信息 { if($inwan==0&&$chinses[$x]==$this->e[4]) //过滤重复的"万" { $this->final[$y++] = $chinses[$x]; $inwan=1; } if($inyi==0&&$chinses[$x]==$this->e[8]) //过滤重复的"亿" { $this->final[$y++] = $chinses[$x]; $inyi=1; $inwan=0; } if($chinses[$x]!=$this->e[4]&&$chinses[$x]!=$this->e[8]) $this->final[$y++] = $chinses[$x]; } } public function huey_print() { for($y=sizeof($this->final)-1; $y>=0; $y--) //打印出结果 { echo $this->final[$y]; } echo $this->zheng; } } /*$test = new digit2chinese; $test->num = '3300'; $test->chuli(); $test->huey_print();*/ ?>