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How to use JS to verify that the mailbox format is correct? Share an example.Code:/** Verify that the mailbox format is correct* Parameter Stremail, the mailbox that needs to be verified*/function Chkemail (stremail) {if (!/^\w+ ([-+.] \w+) *@\w+ ([-.] \w+) *\.\w+ ([-.] \w+) *$/.test (Stremail)) {return false;}else {return true;}}Articles you may be interested in: JS Regular expression to determine whe

=$ ("#submit"); var flag=$ ("#flag"). Val (); if (null==code| | "" ==code) { Slef.next (). html ("Download package ID cannot be empty!"); Submit.attr ("Disabled", true); Return }else{ if (!code.match ("^\\w+$")) { Slef.next (). HTML ("The identity consists of several letters or underscores!"); return; } Slef.next (). HTML ("*"); } $.ajax ({ Type: ' Post ', URL: '.. /dictionary/checkcodeonly.do ', Data: ' bean.code= ' +code+ ' bean.flag= ' +flag, DataType: ' JSON ', Success:func

Digital Judgment Method: isNaN () function The test () method determines whether the string matches the contents of the regular expression, and returns a Boolean value (True/false) Verify that the Chinese name function ischinaname (name) {var pattern =/^[\u4e00-\u9fa5]{1,6}$/; return pattern.test (name); //Verify the mobile number function Isphoneno (phone) { var pattern =/^1[34578]\d{9}$/; ret

This article mainly introduces the JS code to verify the phone number and phone number is legitimate, mobile phone number and phone number in some sites are required, in order to improve the user experience, the general to verify the legality, the specific code is as follows:function Checkreg () { ..... function Checkreg () {//Verify phone number, contains

If you want to do a cell phone number verification, then we need to know the number of mobile phone number section.//Mobile number Attribution support Segment: 134 135 136 137 138 139 147 151 152 157 158 159 178 183 184 187 188 China Unicom number Attribution Support Number: 130 131 132 145 155 156 176 186 Telecom Number Attribution Support Number: 133 153 177 180 181 189Mobile Operator: 170 Move:2G Segment (GSM): 134-139, 150, 151, 152, 158-159;Section 3G (TD-SCDMA): 157, 187, 188, 147.Unico

Win7 system encountered this problem I believe that everyone is very distressed, this netizen's problem is this, his computer has two hard drives, the main hard drive has two letter, respectively, C and E disk, attached to another hard drive letter D and E disk. One of the hard drives disappears because it may be the result of bad contact or a hard drive failure, which means that the additional D and E disk characters are missing. So he shuts down normally, then he pulls the chassis and reseat

To provide two JS verification Zhong Wenjing The expression Oh, in a lot of time we need to verify that the user input is Chinese or other, so it is necessary to use JS to verify the Chinese Oh, the following two is JS validation Chinese function. Verify Chinese code two /*** Verify that the string is Chine

The following is based on the ID number coding rules, using JS to validate the code The Idcard-validate.js code is as follows: Copy Code code as follows: /** * ID Card 15-bit coding rule: dddddd YYMMDD xx p * DDDDDD: Area code * YYMMDD: Date of birth * XX: Sequential class code, cannot be determined * p: Sex, odd for male, even for female * * ID card 18-bit coding rule: dddddd yyyymmdd xxx y * DDDDDD: Area code * YYYYMMDD: Date of birth * XXX: Sequence class Code, cannot b

1. verify email Copy codeThe Code is as follows:$ Email = 'jb51 @ qq.com ';$ Result = filter_var ($ email, FILTER_VALIDATE_EMAIL );Var_dump ($ result); // string (14) "jb51@qq.com" 2. Verify the url address Copy codeThe Code is as follows:$ Url = "http://www.jb51.net ";$ Result = filter_var ($ url, FILTER_VALIDATE_URL );Var_dump ($ result); // string (22) "http://www.jb51.net" 3.

The regular expression is used to determine whether the mailbox, url, and IP address format are consistent. Later, I learned that the built-in function library filter can be used in php to complete these functions. next I will share with you IPv6 1. verify email The code is as follows:$ Email = 'jb51 @ qq.com ';$ Result = filter_var ($ email, FILTER_VALIDATE_EMAIL );Var_dump ($ result); // string (14) "jb51@qq.com" 2.

Php uses sqlserver to verify the method of connecting to the database. Php uses sqlserver to verify the connection to the database. sqlserver this article describes how php uses sqlserver to verify the connection to the database. Share it with you for your reference. For details, see the SQL server Verification Method for php to connect to the database. This exa

Verification of data cable installation has provided an effective tool for network owners and wiring personnel to ensure the integrity of the physical network. This provides a solid foundation for network reliability. With the emergence of Ethernet communication protocols and other services, such as Ethernet Power Supply-PoE, higher-level verification must be provided after the business is activated or moved, increased, and changed, or, after resolving the connectivity failure of the cable or li

How does jQuery use regular expressions to verify mobile phone numbers, ID card numbers, Chinese names, and jquery regular expressions? Digit Determination Method: isNaN () function The test () method is used to determine whether the regular expression content is matched in the string. the return value is a boolean value (true/false) // Verify the Chinese name function isChinaName (name) {var pattern =/^

Javascript and PHP verify that the URL entered by the user is correct. The example in this article describes how to verify whether the URL address entered by the user is correct by using Javascript and PHP. we will share it with you for your reference. The specific method is as follows: 1. javascript checks URL address validity: Copy codeThe Code is as follows: URL: 2. PHP checks URL address Validity Copy

This article mainly introduces a practical case of jquery to verify whether the mailbox format is correct, and uses regular expressions for verification. Interested friends can refer to us to see which mailboxes are available: It is obviously impossible for us to make judgments by email address.-A complete Internet email address consists of the following two parts:Login Name @ host name. Domain NameSeparated by the "@" symbol indicating "at" (at) i

The regular expression is used to determine whether the mailbox, url, and IP address format are consistent. Later, I learned that php can also use the built-in function library filter to complete these functions. I will share with you the following: The regular expression is used to determine whether the mailbox, url, and IP address format are consistent. Later, I learned that php can also use the built-in function library filter to complete these functions. I will share with you the following:

PHP Check email address A lot of methods, more commonly used is regular expression, but it is more trouble, in PHP has a way to check the e-mail address, the following to do a detailed introduction, together to see it I have PHP's own method to do the calibration. Filter_var Filter_var is a PHP built-in variable filtering method, provides a lot of practical filters, can be used to verify the integer, floating point, Mailbox, URL, MAC address and so o