IT의 신

public static String getOnlyDigit(String str){StringBuffer sb=new StringBuffer();if(str!=null && str.length()!=0){Pattern p = Pattern.complie("[0-9]");Matcher m = p.matcher(str);while(m.find()){sb.append(m.group());}}return sb.toString();} 한글만은 Pattern p = Pattern.complie("[가-힣]");

public static boolean createZipFile(String sourceFile, String createZip) throws IOException{boolean result=true;byte[] buf=new byte[1024];try{ZipOutputStream zipOut=new ZipOutputStream(new FileOutputStream(createZip));File inFile=new File(sourceFile);FileInputStream in=new FileInputStream(inFile);zipOut.putNextEntry(new ZipEntry(inFile.getName()));int len;while((len=in.read(buf))>0){zipOut.write..