ExperisTest.java

package com.experis.cisco.test.ExperisCisco;

public class ExperisTest 
{
    public static void main( String[] args )
    {
    
    	String testStr = "race car";
        ExperisTest test = new ExperisTest();
        boolean isPalindrome = test.isPalindrome(testStr);
        System.out.println(isPalindrome);
        
    }
    
    /**
     * Identify if given string is a palindrome or not
     */
    
    public boolean isPalindrome( String text ){
    	
    	
    	char[] arr = text.replaceAll("\\s+","").toCharArray();
    	int i = 0 ;
    	int k = arr.length -1;
    	
    	while ( i != k ){
    		
    		if ( arr[i] != arr[k] ){
    			return false;
    		}
    		
    		i++;
    		k--;
    		
    	}
    	
    	return true;
    	
    }
    
    
    
}

palindrome.js

function isPalindrome( text ){

    let arr = text.replace(/\s/g,'').split("");
    let i = 0 , k = arr.length-1;
    
    while ( i != k ) {

        if ( arr[i] !== arr[k] ){
            return false;
        }

        i++;
        k--;

    }

    return true;
}

console.log( isPalindrome("race car") );