NovelReader/app/src/main/java/com/monke/monkeybook/utils/NumberUtil.java

//Copyright (c) 2017. 章钦豪. All rights reserved.
package com.monke.monkeybook.utils;

public class NumberUtil {

    /**
     * 中文数字转阿拉伯数字
     */
    private static int chineseNumber2Int(String chineseNumber){
        int result = 0;
        int temp = 1;//存放一个单位的数字如：十万
        int count = 0;//判断是否有chArr
        char[] cnArr = new char[]{'一','二','三','四','五','六','七','八','九'};
        char[] chArr = new char[]{'十','百','千','万','亿'};
        for (int i = 0; i < chineseNumber.length(); i++) {
            boolean b = true;//判断是否是chArr
            char c = chineseNumber.charAt(i);
            for (int j = 0; j < cnArr.length; j++) {//非单位，即数字
                if (c == cnArr[j]) {
                    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
                        result += temp;
                        temp = 1;
                        count = 0;
                    }
                    // 下标+1，就是对应的值
                    temp = j + 1;
                    b = false;
                    break;
                }
            }
            if(b){//单位{'十','百','千','万','亿'}
                for (int j = 0; j < chArr.length; j++) {
                    if (c == chArr[j]) {
                        switch (j) {
                            case 0:
                                temp *= 10;
                                break;
                            case 1:
                                temp *= 100;
                                break;
                            case 2:
                                temp *= 1000;
                                break;
                            case 3:
                                temp *= 10000;
                                break;
                            case 4:
                                temp *= 100000000;
                                break;
                            default:
                                break;
                        }
                        count++;
                    }
                }
            }
            if (i == chineseNumber.length() - 1) {//遍历到最后一个字符
                result += temp;
            }
        }
        return result;
    }
}