How to Remove Spaces From Sentence In Java With Example?

How to Remove Spaces From Sentence In Java With Example?

package com.java.Softwaretestingblog;
public class RemoveSpaceInASentence {
   public static void main(String[] args) {
      // Remove Spaces Java Program
      String str = "For More Testing Interview Questions Visit Software Testing Blog  ";
      System.out.println("Entered  String:- "+str);
      //1. Using replaceAll() Method
      String strWithoutSpace = str.replaceAll("\\s", "");
      System.out.println("Remove Space With Using Replaceall Method:- "+strWithoutSpace);         
//Output : ForMoreTestingInterviewQuestionsVisitSoftwareTestingBlog

      //2. Without Using replaceAll() Method
      char[] strArray = str.toCharArray();
      StringBuffer sb = new StringBuffer();
      for (int i = 0; i < strArray.length; i++)
      {
         if( (strArray[i] != ' ') && (strArray[i] != '\t') )
         {
            sb.append(strArray[i]);
         }
      }
      System.out.println("After Remove The Space From The Sentence:- "+sb);           //Output : CoreJavajspservletsjdbcstrutshibernatespring
   }
}

Output:

Entered String:- For More Testing Interview Questions Visit Software Testing Blog
Remove Space With Using Replaceall Method:- ForMoreTestingInterviewQuestionsVisitSoftwareTestingBlog
After Remove The Space From The Sentence:- ForMoreTestingInterviewQuestionsVisitSoftwareTestingBlog