package com.zy.crm.common.utils;
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/**
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* Created by vincent on 2020/7/20
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*/
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public class NumUtil {
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static char[] cnArr = new char [] {'一','二','三','四','五','六','日','八','九'};
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static char[] chArr = new char [] {'十','百','千','万','亿'};
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static String allChineseNum = "零一二三四五六七八九十百千万亿";
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/**
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* 将汉字中的数字转换为阿拉伯数字
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* @param chineseNum
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* @return
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*/
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public static int chineseNumToArabicNum(String chineseNum) {
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int result = 0;
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int temp = 1;//存放一个单位的数字如：十万
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int count = 0;//判断是否有chArr
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for (int i = 0; i < chineseNum.length(); i++) {
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boolean b = true;//判断是否是chArr
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char c = chineseNum.charAt(i);
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for (int j = 0; j < cnArr.length; j++) {//非单位，即数字
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if (c == cnArr[j]) {
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if(0 != count){//添加下一个单位之前，先把上一个单位值添加到结果中
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result += temp;
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temp = 1;
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count = 0;
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}
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// 下标+1，就是对应的值
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temp = j + 1;
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b = false;
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break;
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}
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}
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if(b){//单位{'十','百','千','万','亿'}
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for (int j = 0; j < chArr.length; j++) {
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if (c == chArr[j]) {
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switch (j) {
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case 0:
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temp *= 10;
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break;
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case 1:
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temp *= 100;
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break;
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case 2:
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temp *= 1000;
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break;
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case 3:
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temp *= 10000;
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break;
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case 4:
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temp *= 100000000;
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break;
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default:
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break;
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}
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count++;
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}
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}
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}
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if (i == chineseNum.length() - 1) {//遍历到最后一个字符
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result += temp;
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}
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}
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return result;
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}
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/**
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* 将数字转换为中文数字， 这里只写到了万
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* @param intInput
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* @return
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*/
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public static String arabicNumToChineseNum(int intInput) {
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String si = String.valueOf(intInput);
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String sd = "";
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if (si.length() == 1) {
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if (intInput == 0) {
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return sd;
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}
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sd += cnArr[intInput - 1];
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return sd;
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} else if (si.length() == 2) {
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if (si.substring(0, 1).equals("1")) {
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sd += "十";
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if (intInput % 10 == 0) {
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return sd;
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}
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}
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else
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sd += (cnArr[intInput / 10 - 1] + "十");
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sd += arabicNumToChineseNum(intInput % 10);
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} else if (si.length() == 3) {
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sd += (cnArr[intInput / 100 - 1] + "百");
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if (String.valueOf(intInput % 100).length() < 2) {
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if (intInput % 100 == 0) {
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return sd;
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}
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sd += "零";
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}
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sd += arabicNumToChineseNum(intInput % 100);
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} else if (si.length() == 4) {
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sd += (cnArr[intInput / 1000 - 1] + "千");
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if (String.valueOf(intInput % 1000).length() < 3) {
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if (intInput % 1000 == 0) {
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return sd;
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}
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sd += "零";
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}
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sd += arabicNumToChineseNum(intInput % 1000);
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} else if (si.length() == 5) {
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sd += (cnArr[intInput / 10000 - 1] + "万");
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if (String.valueOf(intInput % 10000).length() < 4) {
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if (intInput % 10000 == 0) {
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return sd;
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}
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sd += "零";
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}
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sd += arabicNumToChineseNum(intInput % 10000);
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}
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return sd;
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}
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/**
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* 判断传入的字符串是否全是汉字数字
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* @param chineseStr
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* @return
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*/
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public static boolean isChineseNum(String chineseStr) {
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char [] ch = chineseStr.toCharArray();
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for (char c : ch) {
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if (!allChineseNum.contains(String.valueOf(c))) {
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return false;
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}
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}
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return true;
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}
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/**
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* 判断数字字符串是否是整数字符串
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* @param str
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* @return
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*/
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public static boolean isNum(String str) {
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String reg = "[0-9]+";
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return str.matches(reg);
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}
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public static void main(String[] args) {
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System.out.println(arabicNumToChineseNum(7));
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}
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}
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