Fix typo

Author: benoitvallon

data-structures-in-javascript/hash-table.es6.js

@@ -18,7 +18,7 @@ class HashTable {
 
   remove(key) {
     const hash = this.calculateHash(key);
-    if(this.values.hasOwnProperty(hash) &&  this.values[hash].hasOwnProperty(key)) {
+    if(this.values.hasOwnProperty(hash) && this.values[hash].hasOwnProperty(key)) {
       delete this.values[hash][key];
       this.numberOfValues--;
     }
@@ -30,7 +30,7 @@ class HashTable {
 
   search(key) {
     const hash = this.calculateHash(key);
-    if(this.values.hasOwnProperty(hash) &&  this.values[hash].hasOwnProperty(key)) {
+    if(this.values.hasOwnProperty(hash) && this.values[hash].hasOwnProperty(key)) {
       return this.values[hash][key];
     } else {
       return null;

data-structures-in-javascript/hash-table.js

@@ -16,7 +16,7 @@ HashTable.prototype.add = function(key, value) {
 };
 HashTable.prototype.remove = function(key) {
   var hash = this.calculateHash(key);
-  if(this.values.hasOwnProperty(hash) &&  this.values[hash].hasOwnProperty(key)) {
+  if(this.values.hasOwnProperty(hash) && this.values[hash].hasOwnProperty(key)) {
     delete this.values[hash][key];
     this.numberOfValues--;
   }
@@ -26,7 +26,7 @@ HashTable.prototype.calculateHash = function(key) {
 };
 HashTable.prototype.search = function(key) {
   var hash = this.calculateHash(key);
-  if(this.values.hasOwnProperty(hash) &&  this.values[hash].hasOwnProperty(key)) {
+  if(this.values.hasOwnProperty(hash) && this.values[hash].hasOwnProperty(key)) {
     return this.values[hash][key];
   } else {
     return null;