JS closure simulates private variable interview questions and immediately executes function Iife

 

 

 

 

 

 

 

 

 

 

 

 

 

  Simulate private variables

 

 

Interview questions  

They don't influence each other

  Immediate execution function IIFE

 

 

 

 

 for At the end of the cycle i yes 5,arr[2] Called at the end , Capture i value 5

All pop-up 5 ​​​​​​​