public class ZhStringUtil {/*** 判断字符串是否为数字* @param str* @return*/public static boolean isNumberic(String str) {Pattern pattern = pile("[0-9]*");return pattern.matcher(str).matches();}/*** 判断一个字符串是否为字母* @param fstrData* @return*/public static boolean check(String fstrData) {char c = fstrData.charAt(0);if (((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))) {return true;} else {return false;}}/*** 判断是否为汉字* @param str* @return*/public static boolean vd(String str) {String regEx = "[\u4e00-\u9fa5]";Pattern pat = pile(regEx);Matcher matcher = pat.matcher(str);boolean flg = false;if (matcher.find())flg = true;return flg;}}
