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How to remove all whitespace from String in Java?
The replaceAll() method of the String class replaces each substring of this string that matches the given regular expression with the given replacement. You can remove white spaces from a string by replacing " " with "".
Example
import java.io.*;
public class Test {
public static void main(String args[]) {
String Str = new String("Hi how are you Welcome to Tutorialspoint.com");
System.out.print("Return Value :" );
System.out.println(Str.replaceAll(" ", ""));
}
}Output
Return Value :HihowareyouWelcometoTutorialspoint.com
Updated on 26-Feb-2020 09:38:45
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