金额数字转化为中文（修改完善后）

本文对http://yoyo08.iteye.com/blog/572295的j ava之金额大小写转化算法进行修改

 

完善了四舍五入的编写，并对零的出现进行了判断，显示。

 

package test;

public class Test4 {
	private final String[] 
	str1 = {"元", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿"};   
    private final String[] 
    str2 = {"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};   
    private final String[] 
    str3 = {"角", "分"};   
       
    public static void main(String[] args)   
    {   
        double n = 1234506.0789;   
           
        Test4 mc = new Test4();   
        String str = mc.convert(n);   
           
        System.out.println(str);   
    }   
       
    public String convert(double n)   
    {   
        String str = jinwei(n);   
        System.out.println("str = " + str);
        String temp1 = str.substring(0, str.indexOf("."));   
        String temp2 = str.substring(str.indexOf(".")+1);   
           
        int k = -1;   
        int len = -1;   
        StringBuffer sb = new StringBuffer();   
           
        len = temp1.length()-1;   
        for(int i=0; i<temp1.length(); i++)   
        {   
            k = Integer.parseInt(temp1.substring(i, i+1)); 
            if(str2[k] =="零"){
            	sb.append(str2[k]);
            }else{
            	sb.append(str2[k]).append(str1[len-i]);
            }    
        }   
           
        for(int i=0; i<2; i++)   
        {   
            k = Integer.parseInt(temp2.substring(i, i+1));
            if(str2[k] =="零"){
            	sb.append(str2[k]);
            }else{
            	sb.append(str2[k]).append(str3[i]);
            }   
        }   
           
        return sb.toString();   
    } 
    
    public String jinwei(double n){
    	String str = String.valueOf(n);
    	String temp = str.substring(str.indexOf(".")+1);
    	if(temp.length()<=2){
    		return str;
    	}else{
        	System.out.println(temp.substring(0, 3).length());
        	System.out.println(temp.substring(0, 3));
    		int m = Integer.parseInt(temp.substring(0, 3))%10;
    		System.out.println(temp);
    		System.out.println(m);
    		if(m>4){
    			n = n+0.01;
    			System.out.println(n);
    			System.out.println(String.valueOf(n).substring(0,str.indexOf(".")+3));
    			return String.valueOf(n).substring(0,str.indexOf(".")+3);
    		}else{
    			return str.substring(0,str.indexOf(".")+3);
    		}
    	}
		
    	
    }
}