Legend quest · reward 50 XP

{ x in x+1 } is a closure.

🥚

Egg hatching · 0%

Finish every step to hatch your monster!

Step 1 / 6

👾

closure

{ x in x+1 } is a closure. 🔍 Why it matters: Games use this to remember your score, your lives and your level.

let inc: (Int)->Int = { x in x+1 }