[Codewars] Get Planet Name By ID (8 kyu) / JavaScript

https://www.codewars.com/kata/515e188a311df01cba000003

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DESCRIPTION:

The function is not returning the correct values. Can you figure out why?

Example (Input --> Output ):

3 --> "Earth"

 

코드

function getPlanetName(id){
  var name;
  switch(id){
    case 1:
      name = 'Mercury'
      break;
    case 2:
      name = 'Venus'
      break;
    case 3:
      name = 'Earth'
      break;
    case 4:
      name = 'Mars'
      break;
    case 5:
      name = 'Jupiter'
      break;
    case 6:
      name = 'Saturn'
      break;
    case 7:
      name = 'Uranus'
      break;
    case 8:
      name = 'Neptune'
      break;
  }
  
  return name;
}