/** * Verify that the bank card number is a credit card * @param $cardnumber * @return bool*/ functionValidatecard ($cardnumber){ $cardnumber=Preg_replace("/\d|\s/", "",$cardnumber); $cardlength=strlen($cardnumber);if($cardlength!=0){ $parity=$cardlength%; $sum=0; for($i= 0;$i$cardlength;$i++){
This article mainly introduced the PHP verification credit card number is correct function, this article directly gives the realization code, needs the friend may refer to under
You can use the following PHP function to verify that a card number is a
Vb. NET code verifies that the credit card number is correct, this code uses the Luhn algorithm to verify
Dim Creditcardnumber as String
creditcardnumber = "1234567891234563" Please enter the number you want to verify by yourself
If Creditcardnumber.length
for x = 0
to num = creditcardnumber.substring (x,
This article illustrates how the go language verifies the validity of a credit card number through the Luhn algorithm. Share to everyone for your reference. The implementation methods are as follows:
Copy Code code as follows:
Package Main
Import (
"FMT"
"Strings"
)
Const INPUT = ' 49927398716
49927398717
1234567812345678
1234567812345670 '
Tag: false car return ALS Ace Verify ram Validate = =/*** Verify that the bank card number is a credit card* @param $cardnumber* @return BOOL*/function Validatecard ($cardnumber) {$cardnumber = Preg_replace ("/\d|\s/", "", $cardnumber);$cardlength = strlen ($cardnumber), if ($cardlength!=0) {$parity = $cardlength% 2;$s
Development test, often need to fill in the name, mobile phone number, ID card number, bank card number, both in line with the format requirements, and can not repeat. People will search the internet for all kinds of generators.
You can use the following PHP function to verify that a card number is a credit card:
function Validatecard ($cardnumber)
{
$cardnumber = preg_replace ("/\d|\s/", "", $cardnumber); # Strip any non-digits
$cardlength = strlen ($cardnumber);
if ($cardlength!= 0)
{
$parity = $cardlength% 2;
How to use mobile phone to manage micro-credit public numbers
First, the mobile phone public number management software selection, if a feeling is not accustomed to use, you can change another.
This tutorial takes the micro-platform housekeeper as an example.
Upon completion of installation, use your own micro-let
The code is as follows:Copy code // Verify the mobile phone number$ Match = '/^ (13 [0-9]) | (15 [^ 4, \ d]) | (18 [0, 5-9]) [0-9] {8} $ /';// Verify the landline$ Match = '/^ (0 [0-9] {2, 3 }-)? ([2-9] [0-9] {6, 7}) + (-[0-9] {1, 4 })? $ /';// Verify the ID card number of 15 or 18 digits$ Match =
The design defect of a station in the travel network of qinglv leads to a large amount of sensitive information leakage (Order/member number/name/mobile phone number/ID card number/email/address)
Qinglv Holdings Co., Ltd. (hereinafter referred to as qinglv) is a subsidiary o
The java anti-sequential getshell vulnerability of a Provincial Bureau of Quality supervision involves 1.67 million industrial staff (including personal details such as name, ID card number, mobile phone number, and certificate number)
0.0
Mask Region
1.http://**.
The following is the Android read the user number, mobile phone number, SIM card serial number of the implementation code is introduced, need friends can come to refer to the next
1, using the method provided by Telephonymanager, the core code:
Copy Code code as follows:
Te
Jquery Regular Expression (mobile phone number, ID card number, Chinese name), jquery Regular Expression
Content to be verified in this example: Chinese name, mobile phone number, ID card
Js verifies the real name and ID card number, a simple example of the mobile phone number, and the real name of js
In recent projects, real-name authentication interfaces need to be called. The price of real-name authentication interfaces is not a fraction of the money compared to that of Short Messages. Therefore, the
Ask to avoid the problem that the xls file phone number exported by phpexcel and the ID card are displayed in scientific notation! Nbsp; phpexcel is used for export in recent projects. it is good to use, but there are several headaches, that is, when the exported data column contains nbsp; 013434342333, 053482371284, 4222131231231231231 ask to avoid the problem
Sometimes in order not to let the user's mobile phone number and ID card directly exposed to the page, we need to add an asterisk processing, the general situation is in the middle of the position with a few asterisks, the specific code can refer to the following:
var str= ' 13155555555 ';var str2 = str.substr (0,3) + "* * *" +STR.SUBSTR (7); 131****5555
The si
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