birowo/menangkap_post_data_json_pakai_gin.go

## menangkap_post_data_json_pakai_gin.go
package main

import (
	"fmt"

	"github.com/gin-gonic/gin"
)

type Struct struct {
	/* setiap pakai json, huruf pertama dari field struct harus kapital,
	misal dicontoh ini: Key1 bukan key1, dst */
	Key1 string `json:"key1"`
	Key2 string `json:"key2"`
}

func main() {
	r := gin.Default()
	r.GET("/", func(c *gin.Context) {
		c.Writer.WriteHeader(200)
		c.Writer.Write([]byte(`<body><script>
var xhr = new XMLHttpRequest();
xhr.open("POST", "/");
xhr.setRequestHeader("Content-Type", "application/json");
xhr.onreadystatechange = function () {
   if (xhr.readyState === 4 && xhr.status === 200) {
			alert(xhr.responseText)
    }
};
xhr.send(JSON.stringify([{key1: "val1", key2: "val2"},{key1: "valA", key2: "valB"}]));
		</script></body>`))
	})
	r.POST("/", func(c *gin.Context) {
		var vSliceStruct []Struct
		err := c.BindJSON(&vSliceStruct)
		if err != nil {
			println(err)
			return
		}
		c.JSON(200, vSliceStruct)
		fmt.Printf("%q", vSliceStruct)
	})
	r.Run(":8080")
}

## screenshot.md

      
    Raw
  

              screenshot.md
	package main

	import (
	"fmt"

	"github.com/gin-gonic/gin"
	)

	type Struct struct {
	/* setiap pakai json, huruf pertama dari field struct harus kapital,
	misal dicontoh ini: Key1 bukan key1, dst */
	Key1 string `json:"key1"`
	Key2 string `json:"key2"`
	}

	func main() {
	r := gin.Default()
	r.GET("/", func(c *gin.Context) {
	c.Writer.WriteHeader(200)
	c.Writer.Write([]byte(`<body><script>
	var xhr = new XMLHttpRequest();
	xhr.open("POST", "/");
	xhr.setRequestHeader("Content-Type", "application/json");
	xhr.onreadystatechange = function () {
	if (xhr.readyState === 4 && xhr.status === 200) {
	alert(xhr.responseText)
	}
	};
	xhr.send(JSON.stringify([{key1: "val1", key2: "val2"},{key1: "valA", key2: "valB"}]));
	</script></body>`))
	})
	r.POST("/", func(c *gin.Context) {
	var vSliceStruct []Struct
	err := c.BindJSON(&vSliceStruct)
	if err != nil {
	println(err)
	return
	}
	c.JSON(200, vSliceStruct)
	fmt.Printf("%q", vSliceStruct)
	})
	r.Run(":8080")
	}