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Updated SliceTricks (markdown)

Go101 2020-12-30 10:43:51 -05:00
parent 2ed870fe5e
commit 1265d4d8ab
1 changed files with 6 additions and 0 deletions
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6
SliceTricks.md

@ -11,6 +11,12 @@ a = append(a, b...)
```go ```go
b = make([]T, len(a)) b = make([]T, len(a))
copy(b, a) copy(b, a)
// These two are often a little slower than the above one,
// but they would be more efficient if there are more
// elements to be appended to b.
b = append([]T(nil), a...)
b = append(a[:0:0], a...
``` ```
#### Cut #### Cut