"Java Daily question" 20161019

20161018 Problem Resolution Please click on the "Java Daily topic" 20161019 "below today's question.

 PackageOct2016; Importjava.util.List;  Public classQues1019 {//Sum of arrays     Public Static intSumint[] datas) {         intsum = 0;  for(inti=0; i<datas.length;i++) {sum+ = Datas[i];//1       }         returnsum; }       //Sum the list    Public Static intSUM (list<integer>datas) {        intsum = 0;  for(inti=0; I<datas.size (); i++) {sum+ = Datas.get (i);//2      }        returnsum; }  }

Today's question:
The above two sums of arrays (collections) of int type, which is better performance analysis? (Click on the "Java Daily question" 20161019 "to view the 20161018 problem resolution)

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Java daily topic 20161019