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- function ReverseArr(arr){
- if(arr){
- for(var i = 0; i <(arr.length)/2; i++){
- var temp = arr[i];
- arr[i] = arr[arr.length - i-1];
- arr[arr.length - i - 1] = temp;
- }
- }
- return arr;
- }
- ReverseArr([2,3,4,5]);
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