TypeScript - Enums

From: https://dev.to/alexefimenko/typescript-enums-5-real-world-use-cases-4idk

Sample

enum Movement {
  Up = "UP",  
  Down = "DOWN",  
  Left = "LEFT",  
  Right = "RIGHT"
}

function handlePlayerInput(key: string) {  
    switch (key) {    
        case Movement.Up:     // Move player character up      
            break;    
        case Movement.Down:      // Move player character down      
            break;    
        // ... other cases  
    }
}