正则表达式

来源：互联网发布：飞鸟p2p网络理财编辑：程序博客网时间：2024/05/22 16:02

1、连续6位数字的验证码

 Pattern pattern=Pattern.compile("(\\d{6})");       Matcher matcher=pattern.matcher(body);        if (matcher.find()){            code = matcher.group(0);        }

    public static boolean isNull(EditText editText) {        String text = editText.getText().toString().trim();        if (text != null && text.length() > 0) {            return false;        }        return true;    }    /**     * 账号校验     *      * @param text     * @账号长度为6-18位     */    public static boolean matchAccount(String text) {        if (Pattern.compile("^[a-z0-9_-]{5,18}$").matcher(text).matches()) {            return true;        }        return false;    }    /**     * Ip地址校验     *      * @param ip     * @return     */    public static boolean matchIpAddress(String ip) {        Pattern pa = Pattern                .compile("^(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])$");        Matcher ma = pa.matcher(ip);        boolean b = ma.matches();        return b;    }    /**     * 手机号码校验     *      * @param text     * @return     */    public static boolean matchPhoneno(String text) {        Pattern p = Pattern                .compile("^((1[3,5,8][0-9])|(14[5,7])|(17[0,6,7,8]))//d{8$}");        // /(^1[3|4|5|7|8][0-9]{9}$)/;        Matcher m = p.matcher(text);        return m.matches();    }    public static boolean isMobileNO(String mobiles) {        // Pattern p =        // Pattern.compile("^((13[0-9])|(15[^4,\\D])|(17[0-9])|(18[0,5-9]))\\d{8}$");        Pattern p = Pattern.compile("^1[3|4|5|7|8][0-9]{9}$");        Matcher m = p.matcher(mobiles);        // logger.info(m.matches()+"---");        return m.matches();    }    /**     * 校验网关编号     * @param gatewayno     * @return     */    public static boolean isGatewayNO(String gatewayno) {        Pattern p = Pattern.compile("^[0-9]{16}$");    //长度为16的数字串        Matcher m = p.matcher(gatewayno);        return m.matches();    }    /**     * 邮箱校验     *      * @param text     * @return     */    public static boolean matchEmail(String text) {        if (Pattern.compile("\\w[\\w.-]*@[\\w.]+\\.\\w+").matcher(text)                .matches()) {            return true;        }        return false;    }    public static boolean isEmail(String email) {        String str = "^([a-zA-Z0-9]*[-_]?[a-zA-Z0-9]+)*@([a-zA-Z0-9]*[-_]?[a-zA-Z0-9]+)+[\\.][A-Za-z]{2,3}([\\.][A-Za-z]{2})?$";        Pattern p = Pattern.compile(str);        Matcher m = p.matcher(email);        // logger.info(m.matches()+"---");        return m.matches();    }    /**     * is null or its length is 0     *     * <pre>     * isEmpty(null) = true;     * isEmpty(&quot;&quot;) = true;     * isEmpty(&quot;  &quot;) = false;     * </pre>     *     * @param str str     * @return if string is null or its size is 0, return true, else return     * false.     */    public static boolean isEmpty(CharSequence str) {        return (str == null || str.length() == 0);    }

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