What does function() do?

[sabahat70]

Okay. So I found out a similar issue solved by someone in FCC forum. Let me share the link.

Function inside for loop

hi can anyone explain why variable “i” updates to 3 inside the function in the third iteration of the for loop i-e when i =2. var printNumTwo; for (var i = 0; i < 3; i++) { console.log("i1: ",i); if(i === 2){ console.log("i2: ",i); printNumTwo = function() { console.log("i3: ",i); return i; }; } } console.log("ans: ",printNumTwo()); // returns 3 see this link please to run the code: link thanks all in advance!