Initial data commit

Task/Array-length/JavaScript/array-length-1.js

@@ -0,0 +1 @@
+console.log(['apple', 'orange'].length);

Task/Array-length/JavaScript/array-length-2.js

@@ -0,0 +1,3 @@
+function last(lst) {
+    return lst[lst.length - 1];
+}

Task/Array-length/JavaScript/array-length-3.js

@@ -0,0 +1,5 @@
+function last(lst) {
+    return lst.reduce(function (a, x) {
+        return x;
+    }, null);
+}

Task/Array-length/JavaScript/array-length-4.js

@@ -0,0 +1,3 @@
+function last(list, defaultValue) {
+   return list.length ?list[list.length-1] :defaultValue;
+}

Task/Array-length/JavaScript/array-length-5.js

@@ -0,0 +1,3 @@
+function last(list, defaultValue) {
+    return list.slice(-1)[0] || defaultValue;
+}