函数参数

 1 //一个参数的函数
 2 package main
 3 
 4 import "fmt"
 5 
 6 func main() {
 7     haha("小明")
 8 }
 9 func haha(name string) {
10     fmt.Printf("你好,%s\n", name)
11 }

 1 package main
 2 
 3 import "fmt"
 4 
 5 func main() {
 6     haha("小明", 10)
 7 }
 8 func haha(name string, n int) {
 9     for i := 0; i < n; i++ {
10         fmt.Printf("你好,%s\n", name)
11 
12     }
13 }

 1 //类型： 切片容器 类似python 的list
 2 
 3 package main
 4 
 5 import "fmt"
 6 
 7 func main() {
 8     haha("小明", "小红", "小芳")
 9 }
10 
11 func haha(names ...string) {
12     for i, name := range names {
13         fmt.Printf("你好No.%d: %s\n ", i, name)
14     }
15 }

 1 package main
 2 
 3 import "fmt"
 4 
 5 func main() {
 6     haha("小明", "小红")
 7 }
 8 //类型合并
 9 func haha(name1, name2 string) {
10 
11     fmt.Printf("你好 %s\n ", name1, name2)
12 
13 }