how to protect phone number

Today in the development of their own suddenly need to use the JS phone number or phone numbers to verify, I Baidu, found two relatively easy to understand and good regular verification of the code. Function Name: Istelephonefunction: fixed, mobile phone number check functi

This example for you to share the iOS verified mobile phone number of code snippets for your reference, the specific content as follows Determine if the phone number format is correct + (BOOL) Valimobile: (NSString *) Mobile {mobile = Mobile stringbyreplacingoccurrencesofstring:@ "" Withst ring:@ ""]; if (Mo

Given a digit string, return all possible letter combinations, the number could represent.A mapping of Digit to letters (just as on the telephone buttons) is given below.Input: Digit string "Output": ["Ad", "AE", "AF", "BD", "Be", "BF", "CD", "CE", "CF"].Test instructions: A string consisting of numbers that outputs all the combinations that can appear, according to the string corresponding to the number on

Use a regular expression to verify the email address and mobile phone number Regular Expression, also known as Regular Expression and Regular Expression (English: Regular Expression, often abbreviated as regex, regexp or RE in code), is a concept of computer science. Regular Expressions use a single string to describe and match a series of strings that conform to a certain syntax rule. Regular expression

According to the mobile phone number to query the user's card type, operator, attribution, region and other information.Mobile phone attribution to entity classPackage org.wx.xhelper.model;/** * Phone Attribution * @author WANGXW * @version 1.0 * @date Jul 9, 4:03:04 PM */public class Pho Nebelong {//

Today, a strange thing happened: After I took a man's call, the call broke when I got on. It's so strange that the phone call will automatically be hands-free, and the other party won't hear me. I don't mind if I can't hear my voice, but I do mind if I don't know how easy it is. Everyone can hear me on the phone! In case of an affair with someone, you may have a crush. This basic skill is not something th

According to the mobile phone number of the location, operators we refer to Google's Libphonenumber package, Libphonenumber is used to parse, format, store and verify the phone number of Java, C + + or JavaScript class library. Dependent jar Packs: Com.googlecode.libphonenumber (Libphonenumber, Geocoder, Prefixmapper,

This article mainly introduces the php mobile phone number verification method. the mobile phone number verification usually uses php regular expression to express the test evidence. the mobile phone number is subject to 11 charac

Use a regular expression to verify the email address and mobile phone number. Regular Expression, also known as Regular Expression and Regular Expression (English: Regular Expression, often abbreviated as regex, regexp or RE in code), is a concept of computer science. Regular Expressions use a single string to describe and match a series of strings that conform to a certain syntax rule. Regular expressio

First we introduce the use of their own database to query multiple mobile phone numbers, it is recommended that you have a database of your own mobile phone number. Under normal circumstances, just to meet the general query, you do not need to buy a professional version of the mobile phone

Problem:Given a digit string, return all possible letter combinations, the number could represent.A mapping of Digit to letters (just as on the telephone buttons) is given below.Input: Digit string "Output": ["Ad", "AE", "AF", "BD", "Be", "BF", "CD", "CE", "CF"].Note:Although the above answer is in lexicographical order, your answer could are in any order you want.Solution: Recursive enumeration can be done.Title: Given a numeric string, pressing thes

The following code is about the expression to determine whether the phone number of code, the specific code is as follows: public static Boolean Ismobileno (String mobile) {mode P = pattern . Compile ("^ (13[0-9]) | ( 15[^4,\\D]) | (18[0-9]) \\d{8}$ "); Matcher m = p.matcher (mobile); return m.matches (); } The above is a small set to introduce the use of regular expressions to

Copy Code code as follows: Mobile phone number Verification function Checkmobilevalidity ($mobilephone) { $exp = "/^13[0-9]{1}[0-9]{8}$|15[012356789]{1}[0-9]{8}$|18[012356789]{1}[0-9]{8}$|14[57]{1}[0-9]$/"; if (Preg_match ($exp, $mobilephone)) { return true; }else{ return false; } } Mobile phone number At

$email _pattern = '/w{6,16}@w{1,}.w{2,3}/i ';$email _valid = ' test_123@126.net ';$email _invalid = ' test@test%@111@com ';$matches = Array ();Preg_match ($email _pattern, $email _valid, $matches []);Preg_match ($email _pattern, $email _invalid, $matches []); Var_dump ($matches);?> Results Array (2) {[0]=> Array (1) {[0]=> string () "Test_123@126.net"} [1]=> Array (0) {}} 2. Determine the URL: Example 1 The code is as follows Copy Code functi