Sunbelt Computer Software

Project JavaScript D2 Functions

Topics: Blocks and Scope , Global Scope , Block Scope , Scope Pollution , Practice Good Scoping

<!DOCTYPE html>
<html>
  <body>
    <script>
      // your code here
    </script>
  </body>
</html>

Define a global variable named color with const and set it to blue
Declare a function named logColor1 without parameter and log color variable into console.
Declare a function named logColor2 with a parameter named color and log color variable into console.
Call function logColor2 with 'red' as argument and check the result.
Declare a function named logColor3 with a parameter named color and log color variable into console.
In this function, add an if statement before console.log that check color is green. If it is green use let to define a variable named color and set it light green, then console.log(color)
Call function logColor3 with 'green' as argument and check the result.
Analyze and discuss the behaviour of scoping in all steps.