view plaincopy to clipboardprint? package com.xingxd.study.test; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; /** * @date 2009-3-11 * @author Xing,Xiudong * @Email:xingxiuodng[at]gmail.com * @index:http://blog.csdn.net/xxd851116 */ public class CoderUtils { public static char ascii2Char(int ASCII) { return (char) ASCII; } public static int char2ASCII(char c) { return (int) c; } public static String ascii2String(int[] ASCIIs) { StringBuffer sb = new StringBuffer(); for (int i = 0; i < ASCIIs.length; i++) { sb.append((char) ascii2Char(ASCIIs[i])); } return sb.toString(); } public static String ascii2String(String ASCIIs) { String[] ASCIIss = ASCIIs.split(","); StringBuffer sb = new StringBuffer(); for (int i = 0; i < ASCIIss.length; i++) { sb.append((char) ascii2Char(Integer.parseInt(ASCIIss[i]))); } return sb.toString(); } public static int[] string2ASCII(String s) {// 字符串转换为ASCII码 if (s == null || "".equals(s)) { return null; } char[] chars = s.toCharArray(); int[] asciiArray = new int[chars.length]; for (int i = 0; i < chars.length; i++) { asciiArray[i] = char2ASCII(chars[i]); } return asciiArray; } public static String getIntArrayString(int[] intArray) { return getIntArrayString(intArray, ","); } public static String getIntArrayString(int[] intArray, String delimiter) { StringBuffer sb = new StringBuffer(); for (int i = 0; i < intArray.length; i++) { sb.append(intArray[i]).append(delimiter); } return sb.toString(); } public static String getASCII(int begin, int end) { StringBuffer sb = new StringBuffer(); for (int i = begin; i < end; i++) { sb.append(i).append(":").append((char) i).append("/t"); // sb.append((char) i).append("/t"); if (i % 10 == 0) { sb.append("/n"); } } return sb.toString(); } public static String getCHASCII(int begin, int end) { return getASCII(19968, 40869); } public static void showASCII(int begin, int end) { for (int i = begin; i < end; i++) { // System.out.print(i + ":" + (char) i + "/t"); System.out.print((char) i + "/t"); if (i % 10 == 0) { System.out.println(); } } } public static void showCHASCII() { showASCII(19968, 40869); } public static void showIntArray(int[] intArray) { showIntArray(intArray, ","); } public static void showIntArray(int[] intArray, String delimiter) { for (int i = 0; i < intArray.length; i++) { System.out.print(intArray[i] + delimiter); } } public static void createFile(String filePathAndName, String fileContent) throws IOException { String filePath = filePathAndName; filePath = filePath.toString(); File myFilePath = new File(filePath); if (!myFilePath.exists()) { myFilePath.createNewFile(); } FileWriter resultFile = new FileWriter(myFilePath); PrintWriter myFile = new PrintWriter(resultFile); String strContent = fileContent; myFile.println(strContent); myFile.close(); resultFile.close(); } public static void main(String[] args) throws IOException { String s = "好好学习！天天向上！————笑的自然 2009年3月11日"; showIntArray(string2ASCII(s), " "); System.out.println(); System.out.println(ascii2String(string2ASCII(s))); createFile("c://console_ch.txt", getCHASCII(0, 50000)); } } 本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/xxd851116/archive/2009/03/11/3981006.aspx