String 正则表达式

String alipayValue ="^(25|26|27|28|29|30)\d{14,22}$";

Pattern alipayPattern = Pattern.compile(alipayValue);

Matcher alipayMatcher = alipayPattern.matcher(auth_code);

if(alipayMatcher.find()){//间连支付宝
           belongsPay = "pay.alipay.micropay";
           responseParams.setString(ApsTradeMsgTag.Kft_Product_No,belongsPay);
           requestParams.setString(ApsTradeMsgTagAlipay.AUTH_CODE, auth_code);
           requestParams.setString(ApsTradeMsgTagAlipay.SUBJECT,body);
           requestParams.setString(ApsTradeMsgTagAlipay.BODY, body);
           requestParams.setString(ApsTradeMsgTagAlipay.APPID, subAppId);

}

String 正则表达式

参考网址：https://www.cnblogs.com/leevanes/p/6561204.html

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