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A period of time ago wrote a JS data validation, JS email verification, JS URL verification, JS length verification, JS digital verification, such as pop-up dialog box form but, now not very popular kind of very unfriendly way, so rewrite a, packaged better, more friendly layer form share to everyone, If you use a bug, please give me a message perfect, thank you. JS Code Copy Code code as follows:
PHP email Regular expression validation, e-mail address regular expression The most common verification we encounter is email address verification. Common on the site. Various Web page scripts are also commonly used "regular expressions" (regular expression) to verify the e-mail address we enter and determine whether it is legal. Some can also break down the use
asp.net| Example | download (a). Overview and FunctionsTwo methods are used to validate the email format, asp.net the validation controls, and manually write code validation. and use it to simple factory and fitting design patterns, code refactoring technology. Implement custom email address
In rule mode, a policy is an algorithm or business rule that encapsulates these policies as functions and provides unified invocation, this article introduces the javascript design pattern-the input verification of the Rule pattern. If you need a friend, refer to the rule pattern to define the algorithm family and encapsulate them separately so that they can repl
Code Verification JQuery.validator.addMethod ("Iszipcode", function (value, Element) { var tel =/^[0-9]{6}$/; return this.optional (Element) | | (Tel.test (value)); "Please fill in your zip code correctly"); Start validation $ (' #commentForm '). Validate ({ Rules: { Username: { Required:true, Stringcheck:true, BYTERANGELENGTH:[3,15] }, email:{ Required:true, Email:true }, phone:{ Req
The regular expression (regular expression) describes a pattern of string matching that can be used to check whether a string contains a seed string, replace a matched substring, or remove a substring from a string that matches a certain condition. This article mainly introduces the PHP regular verification email method, involving PHP regular expression validation
{ return false; } } /** * is a positive decimal number * @param float $number * @return Boolean*/ functionIs_positive_decimal ($number){ if(Preg_match('/^\d+ (\.\d+)? $/',$number)){ return true; }Else{ return false; } } /** * is English * @param string $str * @return Boolean*/ functionIs_english ($str){ if(Ctype_alpha($str)) return true; Else return false; } /** * is Chinese * @param string $str * @return Boolean*/ functionIs_chinese
This article shares a PHP validation class code that can be used to verify the email address, verify the number, verify the date, and so on. A friend in need may wish to make a reference.The code for the PHP validation class is as follows: 0 ($D Example of an invocation of the 2,php validation class: Is_em
After a few days of precipitation and research, turned rotten the essence of the forum, found that asked the question is really a lot of people, but I finally put the damn jmail email verification problem, although not perfect, but at least it can be done. Verification by research found that Sina's SMTP authentication is too powerful, no matter how the data are said validation failed, so I hold the attitude
Try testing the following form with valid and invalid email addresses. The Code uses JavaScript to match the users input with a regular expression. Function code: Copy Code code as follows: function Validate (Form_id,email) { var reg =/^ ([a-za-z0-9_\-\.]) +\@ ([a-za-z0-9_\-\.]) +\. ([a-za-z]{2,4}) $/; var address = Document.forms[form_id].elements[e
namespaceYongfa365.validator {usingSystem;usingSystem.Text.RegularExpressions;/// ///RegExp soruce:http://regexlib.com/DisplayPatterns.aspx ///Author: Liuyongfa yongfa365http://www.yongfa365.com/[email protected]///Intro: Verify URL, IP, email, phone, phone, digital, English, date, ID, postcode ,///in principle is the Chinese general, because various occasions are different, so there are special
Mailbox Regular:Js:1 var regemail =/^ ([a-za-z0-9_-]) [email protected] ([a-za-z0-9_-]) + (\.[ A-za-z0-9_-]) +/; 2 // Validation 3 if (regemail.test (email)) {4 alert ("Success"); 5 }Php:1 $regEmail = "/^ ([a-za-z0-9_-]) [email protected] ([a-za-z0-9_-]) + (\.[ A-za-z0-9_-]) +/"; 2 if (preg_match($regEmail$
The last article we use string lookup method to achieve the ASP email email address verification, there may be more like the regular expression of friends, here also give the corresponding code.Method One Copy Code code as follows: Public Function Chkmail (ByVal Email) Dim Rep,pmail:chkmail = True:set Rep = New RegExp Rep.pattern = "([. a-za-z0
Try testing the following form with valid and invalid email addresses. Code uses javascript to match the users input with a regular expression. Function Code: Copy codeThe Code is as follows: function validate (form_id, email ){ Var reg =/^ ([A-Za-z0-9 _ \-\.]) + \ @ ([A-Za-z0-9 _ \-\.]) + \. ([A-Za-z] {2, 4}) $ /; Var address = document. forms [form_id]. elements [emai
This article mainly introduces the PHP regular verification email method, involving PHP regular expression validation of the relevant skills, the need for friends can refer to the following This article describes the PHP regular verification email method. Share to everyone for your reference. Specific as follows:
Original link: JS latest mobile phone number, phone number regular expression Mobile number:/^1[34578]\d{9}$/or/^1 (3|4|5|7|8) \d{9}$/; Fixed:/^ (\ (\d{3,4}\) |\d{3,4}-|\s) \d{7,14}$/; Identity card Regular expression (15-bit):/^[1-9]\d{7} ((0\d) | ( 1[0-2]) (([0|1|2]\d) |3[0-1]) \d{3}$/; Identity card Regular expression (18-bit):/^[1-9]\d{5}[1-9]\d{3} ((0\d) | ( 1[0-2]) (([0|1|2]\d) |3[0-1]) \d{4}$/; Regular merger of identity cards: (^\d{15}$) | (^\d{17} ([0-9]| X) $); To extract
= [nspredicatepredicatewithformat:@ "selfmatches%@",cartyperegex]; return[cartestevaluatewithobject:cartype];} //User name + (BOOL) validateusername: (nsstring*) name{nsstring *usernameregex=@ "^[a-za-z0-9]{6,20}+$"; nspredicate* Usernamepredicate=[nspredicatepredicatewithformat:@ "selfmatches%@",userNameRegex]; BOOLB=[userNamePredicateevaluateWithObject:name]; Returnb;} //password + (BOOL) validatepassword: (nsstring*) password{nsstring *passwordregex=@ "^[a-za-z0-9]{6,20}+$"; nspredicate* pass
=@"^[A-Za-z0-9]{6,20}+$";NSPredicate*userNamePredicate=[NSPredicatepredicateWithFormat:@"SELFMATCHES%@",userNameRegex];BOOL B=[userNamePredicateevaluateWithObject:name];returnB;}//密码+(BOOL)validatePassword:(NSString*)passWord{NSString*passWordRegex=@"^[a-zA-Z0-9]{6,20}+$";NSPredicate*passWordPredicate=[NSPredicatepredicateWithFormat:@"SELFMATCHES%@",passWordRegex];return[passWordPredicateevaluateWithObject:passWord];}//昵称+(BOOL)validateNickname:(NSString*)nickname{NSString*nicknameRegex=@"^[\u4e
Regular expression matching an email address: w+ ([-+.] w+) *@w+ ([-.] w+) *.w+ ([-.] w+) *Regular expressions that match URL URLs: [a-za-z]+://[^s]* Let's look at an example Echo ' A: '. Htmlspecialchars ($a); Echo ' $a 1 = eregi_replace (' (^[_.] [: alnum:]-]+@ ([: alnum:]][[:alnum:]-]*.) +[[:alpha:]]{2,3}$) ', ' Echo htmlspecialchars ($a 1); echo "Echo ' $a 2 = eregi_replace ([: alnum:]]+://([: alnum:]][[:alnum:]-]*.) +[[:alpha:]]{2,3} (
JavaScript Tutorials Phone, QQ, mobile phone, ID number, email address, post regular expression validation code
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