MakeSliceWithPreAlloc 不预分配
()
| 2 | |
| 3 | // MakeSliceWithPreAlloc 不预分配 |
| 4 | func MakeSliceWithoutAlloc() []int { |
| 5 | var newSlice []int |
| 6 | |
| 7 | for i := 0; i < 100000; i++ { |
| 8 | newSlice = append(newSlice, i) |
| 9 | } |
| 10 | |
| 11 | return newSlice |
| 12 | } |
| 13 | |
| 14 | // MakeSliceWithPreAlloc 通过预分配Slice的存储空间构造 |
| 15 | func MakeSliceWithPreAlloc() []int { |
no outgoing calls