1.现在输入n个数字,以逗号,分开;然后可选择升或者降序排序;按提交键就在另一页面显示按什么排序,结果为,提供reset import java.util.*. public class bycomma{ public static String[] splitStringByComma(String source){ if(source==null||source.trim().equals("")) return null. StringTokenizer commaToker = new StringTokenizer(source,","). String[] result = new String[commaToker.countTokens()]. int i=0. while(commaToker.hasMoreTokens()){ result[i] = commaToker.nextToken(). i . } return result. } public static void main(String args[]){ String[] s = splitStringByComma("5,8,7,4,3,9,1"). int[] ii = new int[s.length]. for(int i = 0.i<.s.length.i ){ ii[i] =Integer.parseInt(s[i]). } Arrays.sort(ii). //asc for(int i=0.i<.s.length.i ){ System.out.println(ii[i]). } //desc for(int i=(s.length-1).i>.=0.i--){ System.out.println(ii[i]). } } }
2.金额转换,阿拉伯数字的金额转换成中国传统的形式如:(¥1011)->.(一千零一拾一元整)输出。 package test.format. import java.text.NumberFormat. import java.util.HashMap. public class SimpleMoneyFormat { public static final String EMPTY = "". public static final String ZERO = "零". public static final String ONE = "壹". public static final String TWO = "贰". public static final String THREE = "叁". public static final String FOUR = "肆". public static final String FIVE = "伍". public static final String SIX = "陆". public static final String SEVEN = "柒". public static final String EIGHT = "捌". public static final String NINE = "玖". public static final String TEN = "拾". public static final String HUNDRED = "佰". public static final String THOUSAND = "仟". public static final String TEN_THOUSAND = "万". public static final String HUNDRED_MILLION = "亿". public static final String YUAN = "元". public static final String JIAO = "角". public static final String FEN = "分". public static final String DOT = ".". private static SimpleMoneyFormat formatter = null. private HashMap chineseNumberMap = new HashMap(). private HashMap chineseMoneyPattern = new HashMap(). private NumberFormat numberFormat = NumberFormat.getInstance(). private SimpleMoneyFormat() { numberFormat.setMaximumFractionDigits(4). numberFormat.setMinimumFractionDigits(2). numberFormat.setGroupingUsed(false). chineseNumberMap.put("0", ZERO).