Day 26: Hoisting, Scoping, Memory Management

javascript/Day26/index.js

@@ -0,0 +1,48 @@
+var arr = [1, 2, 3, 4, 5];
+
+var isPresent = arr.includes(4);
+
+console.log(isPresent);
+
+var x = 2;
+
+console.log(x);
+
+let y = 3;
+
+console.log(y);
+
+y = 10;
+
+console.log(y);
+
+const z = 4;
+
+console.log(z);
+
+z = 5;
+
+console.log(z);
+
+var a = 2;
+function abc() {
+  var b = 3;
+  if (a < b) {
+    let c = 4;
+  }
+  console.log(a, b, c);
+}
+
+abc();
+
+var x = 2;
+var p = 3;
+function abc() {
+  console.log(x + " inner-x");
+  p = 4;
+  x = 3;
+  var y = 3;
+  console.log(y);
+}
+abc();
+console.log(y + " outer-y");