@Test public void testRestrictDots() { emailAddress = "[email protected]"; regexPattern = "^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^-]+(?:\\.[a-zA-Z0-9_!#$%&'*+/=?`{|}~^-]+)*@" + "[a-zA-Z0-9-]+(?:\\.[a-zA-Z0-9-]+)*$"; a
name@domain.co.in");emails.add("user'name@domain.co.in");//Invalid emailsemails.add("@yahoo.com");Stringregex="^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$";Patternpattern=Pattern.compile(regex);for(
StringregEx="/[0-9a-z]/";// 这是一个正向测试,不过测试本身就有问题,Java里面不是用 “/” 来标识两端的String regEx="[^0-9][^a-z][^_]";// 这样会顺序匹配,在每个匹配组上干掉了其他组的合法字符String regEx="(\\W|@|-...)";// 匹配到第一个之后,就直接过滤掉了,后面的其他字符不会...
代码运行次数:0 using System;using System.Text.RegularExpressions;namespace EmailRegexValidateExample{/// /// 如何确认字符串是有效的电子邮件格式/// https://learn.microsoft.com/zh-cn/dotnet/standard/base-types/how-to-verify-that-strings-are-in-valid-email-format/// internalclassProgram{publicstatic...
regexjava.util.regex.Pattern 生成正则表达式匹配的构建日志。无默认值,可为空。 maxMatches 匹配的最大数量。如果为0,将匹配所有。默认为0。 showTruncatedLines 如果为true,包含[...truncated ### lines...]行。默认为true。 substText 如果非空,就把这部分文字(而不是整行)插入该邮件。默认...
java爬虫--使用正则表达式获取网页中的email packagecom.enation.newtest;importjava.io.*;importjava.util.regex.*;importjava.net.*;publicclassMailTest{publicstaticvoidmain(String[] args)throwsException{ getMailAddr(); }publicstaticvoidgetMailAddr()throwsException{...
import java.sql.*; import java.io.*; import java.util.regex.*; public class test{ public static void main(String[] args){ try{ String s = ""; while(!s.equals("q")){ System.out.print("input:"); DataInputStream in = new DataInputStream(new BufferedInputStream(System.in)); ...
util.regex.Pattern; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.IOException; public class RegularExpression { public static void main(String[] args) throws IOException { // Simple expression to find a valid e-mail address in a file Pattern ...
JMail isfasterthan other libraries by, on average, at least 2x, thanks in part to lack of regex. JMail haszero dependenciesand is very lightweight. JMail ismodern. It is built for Java 8+, and provides manyuseful methods and data accessors. ...
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