Question

How to extract only words with first-letter uppercase from a string in Java

Answer 1

package javaapplication1;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        String s = "Java Programming language"; 
                
        String[] arr = s.split(" ");    
 
        for (String word : arr) 
            if (Character.isUpperCase(word.charAt(0)))
                System.out.println(word);
    }
}
 
 
/*
 
run:
                    
Java
Programming
  
*/

 

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Answer 2

package javaapplication1;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        String s = "Java Programming language"; 
        String ucw = "";        
        String[] arr = s.split(" ");    
 
        for (String word : arr) 
            if (Character.isUpperCase(word.charAt(0)))
                ucw += word + " ";
                
        ucw = ucw.trim();
        System.out.println(ucw);
    }
}
 
 
/*
 
run:
                    
Java Programming
  
*/

 

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