Create Counter

Author: letsdeepchat

Counter

@@ -0,0 +1,32 @@
+/**
+ * @param {number} n
+ * @return {Function} counter
+ */
+
+/* Example 1:
+
+    Input: 
+    n = 10 
+    ["call","call","call"]
+    Output: [10,11,12]
+    Explanation: 
+    counter() = 10 // The first time counter() is called, it returns n.
+    counter() = 11 // Returns 1 more than the previous time.
+    counter() = 12 // Returns 1 more than the previous time.
+    
+*/
+
+/* var createCounter = function(n) {
+    return function() {
+        return n++;
+    };
+};
+*/
+const createCounter = (n) => () => n++;
+
+/** 
+ * const counter = createCounter(10)
+ * counter() // 10
+ * counter() // 11
+ * counter() // 12
+ */