Javascript - Replacing the escape character in a string literal

Question

I am trying to replace the backslash (escape) character in a Javascript string literal.

I need to replace it with a double backslash so that I can then do a redirec

Answer 1

<< Escape Characters Replacement>>

import java.util.Scanner;

public class Example7 {

  public static void main(String[] args) {
    Scanner in=new Scanner(System.in);
    System.out.println("Please enter a sentence: ");
    String a=in.nextLine();
    //System.out.println("the word had enter: "+a);

    String Str1 = a.replace("\\n", "(new_line)");
    //System.out.println(Str1);
    String Str2 = Str1.replace("\\t", "(tab)");
    //System.out.println(Str2);
    String Str3 = Str2.replace("\\t", "(tab)");
    String Str4 = Str3.replace("\\\\", "(comment_line)");
    String Str5 = Str4.replace(":)", "(smile) ");
    System.out.println("The new sentence:"  +Str5);
  }
}