java实现阿拉伯数字转汉字数字

本文实例为大家分享了java实现阿拉伯数字转汉字数字的具体代码，供大家参考，具体内容如下

package bin;

/**
 * @author elsa
 * @param args
 * @param 2013-1-21
 */
public class doubletest {
  static string[] units = { "", "十", "百", "千", "万", "十万", "百万", "千万", "亿",
      "十亿", "百亿", "千亿", "万亿" };
  static char[] numarray = { '零', '一', '二', '三', '四', '五', '六', '七', '八', '九' };

  /**
   * 测试
   * @param args
   */
  public static void main(string[] args) {
    int num = 234234324;
    string numstr = foematinteger(num);
    system.out.println("num= " + num + ", convert result: " + numstr);
    double decimal = 12312;
    system.out
        .println("============================================================");
    string decstr = formatdecimal(decimal);
    system.out.println("decimal= " + decimal + ", decstr: " + decstr);
  }

  private static string foematinteger(int num) {
    char[] val = string.valueof(num).tochararray();
    int len = val.length;
    stringbuilder sb = new stringbuilder();
    for (int i = 0; i < len; i++) {
      string m = val[i] + "";
      int n = integer.valueof(m);
      boolean iszero = n == 0;
      string unit = units[(len - 1) - i];
      if (iszero) {
        if ('0' == val[i - 1]) {
          continue;
        } else {
          sb.append(numarray[n]);
        }
      } else {
        sb.append(numarray[n]);
        sb.append(unit);
      }
    }
    return sb.tostring();
  }

  /**
   * 对于double类型的的装换
   * 
   * @param decimal
   * @return
   */
  private static string formatdecimal(double decimal) {
    string decimals = string.valueof(decimal);
    int decindex = decimals.indexof(".");
    int integ = integer.valueof(decimals.substring(0, decindex));
    int dec = integer.valueof(decimals.substring(decindex + 1));
    string result = foematinteger(integ) + "." + formatfractionalpart(dec);
    return result;
  }

  /**
   * 对整数类型的转换
   * 
   * @param decimal
   * @return
   */
  private static string formatfractionalpart(int decimal) {
    char[] val = string.valueof(decimal).tochararray();
    int len = val.length;
    stringbuilder sb = new stringbuilder();
    for (int i = 0; i < len; i++) {
      int n = integer.valueof(val[i] + "");
      sb.append(numarray[n]);
    }
    return sb.tostring();
  }
}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。