package main import ( "fmt" "unsafe" ) func main() { var flag bool var n1 int64 = 10 var name string = "小白" fmt.Printf("int的字节大小", unsafe.Sizeof(n1)) fmt.Println() fmt.Printf("string的字节大小", unsafe.Sizeof(name)) fmt.Println() fmt.Printf("bool的字节大小", unsafe.Sizeof(flag)) }