Richie Time

喧嚣的城市,宁静的山村,我们是新时代的纤夫.

Go面试题58

Go面试题58 1: 下面的代码输出什么? type T struct { x int y *int } func main() { i := 20 t := T{10, &i} p := &t.x *p++ *p-- t.y = p fmt.Println(*t.y) } 2: 下面哪一行代码会panic, 请说明原因? package main

Posted by     "" on Thursday, February 6, 2020

Go面试题57

Go面试题57 1: 下面哪一行代码会panic, 请说明原因? package main func main() { var x interface{} var y interface{} = []int{3,5} _ = x == x _ = x == y _ = y == y } 2: 下面的代码输出什么? var o

Posted by     "" on Sunday, January 19, 2020

Go面试题56

Go面试题56 1: 下面的代码有什么问题? package main import "fmt" func main() { s := make([]int, 3, 9) fmt.Println(len(s)) s2 := s[4:8] fmt.Println(len(s2)) } 2: 下面代码输出什么? type N int func (n N) test() { fmt.Println(n) } func main() { var n N = 10 p := &n n++ f1

Posted by     "" on Sunday, January 19, 2020

Go面试题55

Go面试题55 1: 关于channel下面描述正确的是? A. close()可以用于只接受通道; B. 单向通道可以转换为双向通道; C. 不能在单向通道上做逆

Posted by     "" on Sunday, January 19, 2020

Go面试题54

Go面试题54 1: 下面代码有什么问题? func (n N) value { n++ fmt.Printf("v:%p, %v\n", &n, n) } func (n *N) pointer { *n++ fmt.Printf("v:%p, %v\n",n,*n) } func main() { var a N = 25 p := &a p1 := &p p1.value() p1.pointer() } 2: 下面代码输出什么? type N int func (n

Posted by     "" on Sunday, January 19, 2020

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