```gopackage mainimport "fmt"type FuncType func(int, int) intfunc Add(a, b int) int { return a + b}func Minus(a, b int) int { return a b}//回调函数,函数有一个参数是函数类型,这个函数就是回调函数//多态
gin地址https://gingonic.com/zhcn/docs/quickstart/%E5%AE%89%E8%A3%851、下载并安装gin`go get u github.com/gingonic/gin`2、将 gin 引入到代码中:`import "github.com/gingonic/gin"`//接下来简单的操作gin```gopa
package mainimport "fmt"func myfunc(tmp ...int) { for _, data := range tmp { fmt.Println("data = ", data) }}func myfunc2(tmp ...int) { for _, data := range tmp { fmt.Println("d
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