/** * 半角转全角 * @param input String. * @return 全角字符串. */ public static String ToSBC(String input) { char c[] = input.toCharArray(); for (int i = 0; i < c.length; i++) { if (c[i] == ' ') { c[i] = 'u3000'; } else if (c[i] < '177') { c[i] = (char) (c[i] + 65248); } } return new String(c); } /** * 全角转半角 * @param input String. * @return 半角字符串 */ public static String ToDBC(String input) { char c[] = input.toCharArray(); for (int i = 0; i < c.length; i++) { if (c[i] == 'u3000') { c[i] = ' '; } else if (c[i] > 'uFF00' && c[i] < 'uFF5F') { c[i] = (char) (c[i] - 65248); } } String returnString = new String(c); return returnString; }
public static void main(String[] args) { String QJstr = "wch"; String QJstr1 = "hello"; String result = ToSBC(QJstr); String result1 = ToDBC(QJstr1); System.out.println(QJstr + " " + result); System.out.println(QJstr1 + " " + result1); }