Regular expression java

//Ther are three type of REGULAR EXPRESSION     
   //first
   ^(.+)@(.+)$   "^(.+)@(.+)$\""
   //second
   ^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,6}$
     //third
   ^[\\w!#$%&'*+/=?`{|}~^-]+(?:\\.[\\w!#$%&'*+/=?`{|}~^-]+)*@(?!-)(?:[a-zA-Z0-9-]+\\.)+[a-zA-Z]{2,6}$

Similar codes

0 vote149 views1 answer
Java stringbuilder setcharat
Java
5 votes144 views1 answer
Change color of text in textview android
Java
0 vote174 views1 answer
List of BigInteger to list of long
Java
0 vote128 views1 answer
Android bootom app bar tab bar
Java
0 vote139 views1 answer
Is grepper legit
Java
0 vote146 views1 answer
IsEmpty java code
Java
-1 vote158 views2 answers
Startactivity not working in android adapter
Java
1 vote132 views3 answers
Statusbar text color android
Java
7 votes153 views1 answer
How to remove all whitespace from string java
Java
0 vote134 views1 answer
Javafx listview get item index
Java