go language gin framework use

go language gin framework use

install gin

• Download the gin framework

   go get -u github.com/gin-gonic/gin
  

  Error:

  go get github.com/gin-gonic/gin: module github.com/gin-gonic/gin: Get "https://proxy.golang.org/github.com/gin-gonic/gin/@v/list": dial tcp 172.217.160.113:443: connectex: A connection attempt failed because the connected party di d not properly respond a
  

  The reason for the error is that a proxy server needs to be configured

  solve:

  go env -w GO111MODULE=on
  go env -w GOPROXY=https://goproxy.io,direct
  

• import "github.com/gin-gonic/gin"
  

  package main
  
  import "github.com/gin-gonic/gin"
  
  func main() {
        
        
  	r := gin.Default()
  	r.GET("/", func(c *gin.Context) {
        
        
  		c.JSON(200, gin.H{
        
        
  			"message": "hello go !",
  		})
  	})
  	// r.Run() // 默认为localhost:8080
  	r.Run(":8089") // 修改为8089
  }
  

test

Visit http://localhost:8089/ and the result is as follows

source of learning

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