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I just dont know how this works

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Nov 26th, 2015
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  1. var treeList = [];
  2.  
  3. //Tämä vastaanottaa puun ja piirtää sen
  4. socket.on('getTree', function(msg) {
  5.    
  6.     for(var i = 0;i<msg.length;i++) {
  7.         treeList[i] = msg[i];
  8.         console.log(treeList[i].treeTitle); //Tulostaa nimet treeTitlestä
  9.     }
  10.  
  11.     console.log(treeList[0].treeTitle); //treeList[0] is undefined
  12.     console.log(treeList[0]); //Tulostaa ensimmäisen objectin listasta
  13.    
  14. });
  15.  
  16. /******************************************************
  17. Object {_id: 1, userId: 1, treeTitle: "Web ohjelmointi", skillTreeBoards: Array[18]}
  18. ******************************************************/
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