email validation in java without regular expression

The most common verification is email address verification. Websites are common. Various web scripts also use regular expressions "(Regular Expression) Verify the email address we entered to determine whether the email address is

Date validation Regular expression below provides three date validation regular expressions Oh, you can choose one of the following three interim date verification methods according to your needs Date-validation

Js:$ ("#email"). blur (function () {//Gets the value of the element corresponding to the ID, minus its left and right space var email = $.trim ($ (' #email '). Val ());//Verify the mailbox format of the JS regular expression var Isemail =/^\w+ ([-+.] \w+) *@\w+ ([-.] \w+) *\

string consisting of a number, 26 letters, or underscores: ^\w+$Verify user password: ^[a-za-z]\w{5,17}$ the correct format is: Start with a letter, the length is between 6-18, and can contain only characters, numbers, and underscores. Verify that it contains ^% ',; =?$\ ' characters:[^% ', =?$\x22]+Verify Kanji: ^[\u4e00-\u9fa5],{0,}$Verify email Address: ^\w+[-+.] \w+) *@\w+ ([-.] \w+) *\.\w+ ([-.] \w+) *$Verify interneturl:^http://([\w-]+\.) +[\w-

Easy to find in the future, the direct copy code here.egCompany Email Verificationif ($ ("#Email"). val ()! = "") {var myreg =/^ ([a-za-z0-9_\.\-]) +\@@ (([a-za-z0-9\-]) +\.) + ([a-za-z0-9]{2,4}) +$/;if (!myreg.test ($ ("#Email"). Val ())) {Alert ("Warm reminder: \ n Please enter a valid company email, thank you!") ");

Regular expression//www.jbxue.compublic static bool Isvalidmobileno (string Mobileno) {const string Regpattern= @ "^ (130|131|132|133|134|135|136|137|138|139) \d{8}$"; returnRegex.IsMatch (Mobileno, Regpattern);}Regular expression--verify mobile: 13[0-9]{9}86 or +86 in front of mobile phone number: ^ ((\+86) | (86))?

Email regular expression implementation code (for php ). I have been copying phone numbers and regular email expressions written by others on the internet. today, I am a little idle. I wish to write such expressions myself: copy the code as follows: I have been copying phone

letter, length between 6~18, can contain only characters, numbers, and underscores.Verify that it contains ^% ",; =?$\" characters: "[^%", "=?$\x22]+".Only Chinese characters can be entered: "^[\u4e00-\u9fa5]{0,}$"Verify email Address: "^\w+ ([-+.] \w+) *@\w+ ([-.] \w+) *\.\w+ ([-.] \w+) *$ ".Verify InternetURL: "^http://([\w-]+\.) +[\w-]+ (/[\w-./?%=]*)? $ ".Verify the phone number: "^ (\ (\d{3,4}-) |\d{3.4}-)? \d{7,8}$" The correct format is: "Xxx-

Ec (2); I used the ereg function in the php tutorial to verify the email address, user name, and url address instance. Split the url lt ;? $ Url quot; www.111cn.net quot; $ www_urlereg ( quot; ^ (www ). ([[: alnum:] + ). ([[: alnum:] +) quot;, $ url, $ regs); if ($ script ec (2); script We used the ereg function in the php tutorial to verify the email address, user name, and url address instance. Spli

: ^\w+$Verify user password: ^[a-za-z]\w{5,17}$ the correct format is: Start with a letter, the length is between 6-18, and can contain only characters, numbers, and underscores.Verify that it contains ^% ',; =?$\ ' characters:[^% ', =?$\x22]+Verify Kanji: ^[\u4e00-\u9fa5],{0,}$Verify email Address: ^\w+[-+.] \w+) *@\w+ ([-.] \w+) *\.\w+ ([-.] \w+) *$Verify interneturl:^http://([\w-]+\.) +[\w-]+ (/[\w-./?%=]*)? $; ^[a-za-z]+://(w+ (-w+) *) (. ( w+ (-w

URL-Address Validation regular expressionfunction Isurl (str_url) { var Strregex = "^ (HTTPS|HTTP|FTP|RTSP|MMS)?:/ /)" + "? ([0-9a-z_!~* ' (). =+$%-]+:)? [0-9a-z_!~* ' (). =+$%-] [email protected])? " FTP [email protected] + ([0-9]{1,3}\.) {3} [0-9] {1,3} "//IP URL-199.194.52.184 +" | "//A

Example of a regular expression: check email integrity in php .? Phpif (eregi (^ [_. 0-9a-z-] + @ ([0-9a-z] [0-9a-z-] + .) + [a-z] $, $ email) {echo your e-mail through a preliminary check ;}? In this sentence, an eregi function is applied first. If (eregi ("^ [_. 0-9a-z-] + @ ([0-9a-z] [0-9a-z-] +.) + [a-z] $", $

: ^\w+[-+.] \w+) *@\w+ ([-.] \w+) *\.\w+ ([-.] \w+) *$Verify interneturl:^http://([\w-]+\.) +[\w-]+ (/[\w-./?%=]*)? $;^[a-za-z]+://(w+ (-w+) *) (. ( w+ (-w+) *) * (? s*)? $Verify the phone number: ^ (\ (\d{3,4}\) |\d{3,4}-)? \d{7,8}$:--the correct format is: xxxx-xxxxxxx,xxxx-xxxxxxxx,xxx-xxxxxxx,xxx-xxxxxxxx,xxxxxxx, XXXXXXXX.Verify phone number and phone:(\d{3}-\d{8}|\d{4}-\d{7}) | (^ ((\ (\d{3}\)) | ( \d{3}\-))? 13\d{9}|15[89]\d{8}$)Verify your Social Security number (15-bit or 18-digit numbe

if (eregi ("^[_.0-9a-z-]+@" ([0-9a-z][0-9a-z-]+.) +[a-z]$ ", $email)) { echo "Your e-mail through a preliminary check"; } ?> In this sentence, the first is the application of a eregi function, this function is good understanding. If you look for a book, you can give an explanation: Syntax: int ereg (string pattern, string string, array [regs]); return value: Integer/array This function parses string strings with the rule of pattern. The value returned

As mentioned earlier, email verification can be processed by js first, and then by asp and php. Let's take a look at a new example of asp mail address verification regular expression. Just nowEmail VerificationYou can use js for processing first, and then use the asp tutorial and php tutorial. Let's take a look at a new instance of asp mail address verification

Regular Expression matching, replacement, search, cutting, and JAVA Regular Expression in java Regular Expression search; mainly used in the

This article mainly introduces how to verify the email address by using the js regular expression, and how to use the javaScript language to implement the email address verification program. it uses the regular expression library

=Pattern.compile (PAT); AboutMatcher m=p.matcher (phone); - if(M.matches ()) {101errormsg= "Phone number format is legal.";102}Else{103errormsg= "Phone number format is not legal.";104 } the returnerrormsg;106 }107 108 //The verification of the postal code109 //China postcode is 6 digits the Public Staticstring Ispostnumber (String postnumber) {111String errormsg= ""; theString pat= "[1-9]\\d{5} (?! \\d) ";113Pattern p=Pattern.compile (PAT); theMat

Before using JS to write regular expression validation, each text box after the addition of a onblur function, verify that less information, but also did not realize how cumbersome, the project page more, the page information is more, if each text box is added a validation function, JS Verification code will be very lo

? Phpif (eregi (^ [_. 0-9a-z-] + @ ([0-9a-z] [0-9a-z-] + .) + [a-z] $, $ email) {echo your e-mail through a preliminary check ;}? In this sentence, an eregi function is first applied, which is quite understandable. If you look for a book, you can explain it to you: syntax: intereg (stringpattern, stringstring, array regular expression If (eregi ("^ [_. 0-9a-z