Java - String matches() Method

Description:

This method tells whether or not this string matches the given regular expression. An invocation of this method of the form str.matches(regex) yields exactly the same result as the expression Pattern.matches(regex, str).

Syntax:

Here is the syntax of this method:
public boolean matches(String regex)

Parameters:

Here is the detail of parameters:


  • regex -- the regular expression to which this string is to be matched.

Return Value:


  • This method returns true if, and only if, this string matches the given regular expression.

Example:
import java.io.*;

public class Test{
   public static void main(String args[]){
      String Str = new String("Welcome to www.dineshonjava.com");

      System.out.print("Return Value :" );
      System.out.println(Str.matches("(.*)dineshon(.*)"));

      System.out.print("Return Value :" );
      System.out.println(Str.matches("dinesh"));

      System.out.print("Return Value :" );
      System.out.println(Str.matches("Welcome(.*)"));
   }
}

This produces following result:

output:
Return Value :true
Return Value :false
Return Value :true


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