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learn_golang/coursera/week4/json_mashaling.go

33 lines
621 B
Go

package main
import (
"encoding/json"
"fmt"
)
type Person struct {
Name string
Addr string
Phone string
}
func main() {
p1 := Person{Name: "Drew", Addr: "123 Fake Street", Phone: "8675309"}
byte_array, err := json.Marshal(p1) // returns json as a slice of bytes []bytes
if err != nil {
fmt.Println("Damn it")
}
fmt.Println(byte_array)
fmt.Println(p1)
// Unmarshaling going from a json byte array to a to a go object
p2 := Person{}
err = json.Unmarshal(byte_array, &p2) // will throw an error if the byte array doesn't fit the struct
if err != nil {
fmt.Println("Damn it")
}
fmt.Println(p2)
}