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hitzhangjie/reverse2.go

Created August 23, 2020 02:11
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reverse anything you could
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reverse2.go
func reverse(s interface{}) {
n := reflect.ValueOf(s).Len()
swap := reflect.Swapper(s)
for i, j := 0, n-1; i < j; i, j = i+1, j-1 {
swap(i, j)
}
}
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