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updates for #20

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This commit is contained in:
Mark McGranaghan 2012-10-13 11:04:13 -07:00
parent d29fcfc9cd
commit 7fcbab6ad6
1 changed files with 7 additions and 7 deletions
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14
examples/slices/slices.go
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@ -11,7 +11,7 @@ func main() {
// elements they contain (not the number of elements). // elements they contain (not the number of elements).
// To create an empty slice with non-zero length, use // To create an empty slice with non-zero length, use
// the builtin `make`. Here we make a slice of `int`s // the builtin `make`. Here we make a slice of `int`s
// of length `5` (initially empty-valued). // of length `5` (initially zero-valued).
s := make([]int, 5) s := make([]int, 5)
fmt.Println("emp:", s) fmt.Println("emp:", s)
@ -28,7 +28,7 @@ func main() {
// arrays. One is the builtin `append`, which // arrays. One is the builtin `append`, which
// returns a slice containing one or more new values. // returns a slice containing one or more new values.
// Note that we need to accept a return value from // Note that we need to accept a return value from
// append as we may get a new slice reference. // append as we may get a new slice value.
s = append(s, 6) s = append(s, 6)
s = append(s, 7, 8) s = append(s, 7, 8)
fmt.Println("apd:", s) fmt.Println("apd:", s)
@ -40,9 +40,9 @@ func main() {
copy(c, s) copy(c, s)
fmt.Println("cpy:", c) fmt.Println("cpy:", c)
// Slices support a "slice" operator, which is denoted // Slices support a "slice" operator with the syntax
// with brackets containing `:`. For example, this // `slice[low:high]`. For example, this gets a slice
// gets a slice of the elements 4, 5, and 6. // of the elements 4, 5, and 6.
l := s[4:7] l := s[4:7]
fmt.Println("sl1:", l) fmt.Println("sl1:", l)
@ -54,8 +54,8 @@ func main() {
l = s[4:] l = s[4:]
fmt.Println("sl3:", l) fmt.Println("sl3:", l)
// We can declare and initialize a slice in a single // We can declare and initialize a variable for slice
// line as well. // in a single line as well.
t := []int{1, 2, 3, 4, 5} t := []int{1, 2, 3, 4, 5}
fmt.Println("dcl:", t) fmt.Println("dcl:", t)