JavaScript Demo: Statement

var x = 1;

if (x === 1) {
  var x = 2;

  console.log(x);
  // expected output: 2
}

console.log(x);
// expected output: 2

JavaScript Demo: Statement - Var

​x
var x = 1;
​
if (x === 1) {
  var x = 2;
​
  console.log(x);
  // expected output: 2
}
​
console.log(x);
// expected output: 2
​