Merge pull request #5 from RohitPaul0007/main-4

Update ReverseString.js

Author: Riyakumari57

ReverseString.js

@@ -1,11 +1,15 @@
-var string = 'Riya kumari is a nice girl'
+   let string = 'Riya kumari is a nice girl'
 
-   var reverseEntireSentence =  reverseBySeparator(string, "");
-   var reverseEachWord = reverseBySeparator(reverseEntireSentence, " ");
+   let reverseEntireSentence =  reverseBySeparator(string, "");
+   let reverseEachWord = reverseBySeparator(reverseEntireSentence, " ");
+/* As a general rule, you should always declare variables with const,
+   if you realize that the value of the variable needs to change, go back and change it to let.
+   Use let when you know that the value of a variable will change.
+   Use const for every other variable. Do not use var.*/
 
 console.log(reverseEntireSentence);
 console.log(reverseEachWord);
 
 function reverseBySeparator(string, separator) {
     return string.split(separator).reverse().join(separator);
-  }
+  }