Question

How to find all strings of String array that start and end with a specific characters using Pattern.matches() in Java

Answer 1

package javaapplication1;

import java.util.regex.Pattern;

public class JavaApplication1 {

    public static void main(String[] args) {

        try {

            String[] values = {"java", "jaaab", "jaba", "aaaaa", "ja101010a", "jaj", "ja"};
            
            // ^   start of string
            // .*  zero or more characters
            // $   end of string
            
            for (String value : values) {
                boolean b = Pattern.matches("^j.*a$", value); // start with 'j' end with 'a'
                if (b)
                    System.out.println(value);
            }

        } catch (Exception e) {
            System.out.print(e.toString());
        }
    }
}

/*
             
run:
       
java
jaba
ja101010a
ja
    
 */

 

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