diff options
Diffstat (limited to 'go.html.markdown')
| -rw-r--r-- | go.html.markdown | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/go.html.markdown b/go.html.markdown index a857a76c..7b007bab 100644 --- a/go.html.markdown +++ b/go.html.markdown @@ -108,12 +108,13 @@ can include line breaks.` // Same string type. bs := []byte("a slice") // Type conversion syntax. // Because they are dynamic, slices can be appended to on-demand. - // To append elements to a slice, built-in append() function is used. + // To append elements to a slice, the built-in append() function is used. // First argument is a slice to which we are appending. Commonly, // the array variable is updated in place, as in example below. s := []int{1, 2, 3} // Result is a slice of length 3. s = append(s, 4, 5, 6) // Added 3 elements. Slice now has length of 6. fmt.Println(s) // Updated slice is now [1 2 3 4 5 6] + // To append another slice, instead of list of atomic elements we can // pass a reference to a slice or a slice literal like this, with a // trailing ellipsis, meaning take a slice and unpack its elements, @@ -220,7 +221,8 @@ func learnFlowControl() { xBig := func() bool { return x > 10000 // References x declared above switch statement. } - fmt.Println("xBig:", xBig()) // true (we last assigned e^10 to x). + x = 99999 + fmt.Println("xBig:", xBig()) // true x = 1.3e3 // This makes x == 1300 fmt.Println("xBig:", xBig()) // false now. |