Then this will return a error:'3:1: expected 'package', found 'import' (and 1 more errors)' What did you expect to see? An interesting thing is that if I put an empty line between the first line(comment) and se
1.下划线在import中 在Golang里,import的作用是导入其他package。 import 下划线(如:import _ hello/imp)的作用:当导入一个包时,该包下的文件里所有init()函数都会被执行,然而,有些时候我们并不需要把整个包都导入进来,仅仅是是希望它执行init()函数而已。这个时候就可以使用 import _ 引用该包。即使用【import...
// utils.go package utils func Add(a, b int) int { return a + b } 在同一个包中,创建一个名为utils_test.go的测试文件,用来编写你的单元测试。 // utils_test.go package utils import "testing" func TestAdd(t *testing.T) { result := Add(3, 5) expected := 8 if result != expect...
When try "protoc --go_out=plugins=micro:./ core_user/core_user_service.proto", the protoc-gen-go report error for 18/12/19 16:42:51 protoc-gen-go: error:bad Go source code was generated: 7:1: expected 'IDENT', found 'import' 1 // Code ge...
gojsonq A simple Go package to Query over JSON Data. It provides simple, elegant and fast ODM like API to access, query JSON document import "github.com/thedevsaddam/gojsonq"func main() { const json = `{"name":{"first":"Tom","last":"Hanks"},"age":61}` name := gojsonq.New...
packageuriimport("errors""net""net/url""strconv""strings")varerrURIScheme = errors.New("AMQP scheme must be either 'amqp://' or 'amqps://'")varerrURIWhitespace = errors.New("URI must not contain whitespace")varschemePorts =map[string]int{"amqp":5672,"amqps":5671, ...
package main import ( "testing" "time" ) func TestHumanDate(t *testing.T) { // Create a slice of anonymous structs containing the test case name, // input to our humanDate() function (the tm field), and expected output // (the want field). tests := []struct { name string tm ...
package main import ( "log" "errors" "github.com/wenzhenxi/gorsa" ) var Pubkey = `---BEGIN Public key--- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAk+89V7vpOj1rG6bTAKYM 56qmFLwNCBVDJ3MltVVtxVUUByqc5b6u909MmmrLBqS//PWC6zc3wZzU1+ayh8xb UAEZuA3EjlPHIaFIVIz04RaW10+1xnby/RQE2...
Go 语言项目中的每一个文件目录都代表着一个独立的命名空间,也就是一个单独的包,当我们想要引用其他文件夹的目录时,首先需要使用import关键字引入相应的文件目录,再通过pkg.xxx的形式引用其他目录定义的结构体、函数或者常量,如果我们在 Go 语言中使用model、view和controller来划分层级,你会在其他的模块中看到非常多...
package main import "fmt" func main() { fmt.Printf("%v %v", 5) } Run: go vet example.go example.go:6: missing argument for Printf verb %v: need 2, have 1 If the vet tool were modified to add this warning, it would occasionally yield false positives for those cases where the ...