program to remove whitespaces within string

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Java program to remove space within given string

 public class Whitespaces {

     public static void main(String[] args) {
        String sentence = "T    his is b  ett     er.";
        System.out.println("Original sentence: " + sentence);

         sentence = sentence.replaceAll("\\s", "");
        System.out.println("After replacement: " + sentence);
    }

}

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